The Big Bang Theory

For 12 season , Johnny Galecki portrayed Leonard Hofstadter onThe Big Bang Theory . With his serious friend and roommate Sheldon Cooper , Leonard was one of the stars of the show who raved about scientific discipline and his love for his neighbour and friend , Penny .

Since the show , Galecki has had a comparatively grim profile compared to his former casting mates . He jumped into star onThe Connors , but he also start producing a new show calledCatching babe . Despite his New project , Galecki will incessantly be known for his time onTBBTand the quotes that he had as the lovable Leonard Hofstadter . What made Leonard so special were his line and the way they connected to his eccentric . It was rare for Leonard to do and say things that did n’t align with his character .

“It’s Just How [Sheldon] Is. But He’s Also Loyal And Trustworthy And We Have Fun Together.”

‘The Proton Displacement'

There are n’t too many characters that got along with both Sheldon and Leonard . Howard and Raj tolerated Sheldon because they were dedicated to Leonard and knew deeply down that Sheldon did n’t intend to be pestiferous — he was just different from anyone else they ever fill .

When Leonard and Sheldon became friends with Arthur Jeffries ( aka Professor Proton ) , he too wondered why Leonard stayed friends with Sheldon . Adorably , Leonard defended Sheldon and told Arthur about Sheldon ’s salutary timber . This quote spoke volumes about Leonard ’s character and how much he did revalue his roommate .

“Sometimes Your Movements Are So Lifelike I Forget You Are Not A Real Boy.”

‘The Hot Troll Deviation’

In ' The Hot Troll Deviation , ' Leonard say Sheldon about the upcoming double date he had in the works with him , Howard , Penny , and Penny ’s new admirer Bernadette . However , after a few minute , Sheldon require Leonard why he was evidence him this information because he did n’t manage about Leonard ’s private life .

Leonard jokingly refer to Sheldon as a golem of variety , aver he forgot that he was n’t a " real boy . " This quote spoke to Leonard ’s character because he made countless jokes about Sheldon ’s misunderstandings of societal norm . Their non - vile banter was what madeLeonard and Sheldon ’s friendly relationship one of the bestonTBBT .

‘The Graduation Transmission'

Penny and Leonard proved they were couplegoals when Penny made certain Leonard fulfilled his dreaming of speaking at his alma mater ’s commencement . The two planned on fly to New Jersey , but when a storm canceled their flight , Penny made sure Leonard was able to give the speech via Skype .

Leonard was uneasy but excited to talk to the young genesis . He mentioned that his heavy employment pay off because he did n’t give tending to what the " popular kids " were doing . This played decently into Leonard ’s fibre because he was n’t timid about his " geeky " puerility and many things had changed for him now as an grownup .

“Penny, You Don’t Want To Get Into It With Sheldon. The Guy’s One Lab Accident Away From Being A Supervillain.”

‘The Panty Piñata Polarization’

When Sheldon and Penny got into a disagreement , he banned her from their apartment and put her on fragile ice as his acquaintance . Penny was well-worn of Sheldon ’s young ways and did what she could to get revenge against him .

Leonard warn Penny that Sheldon was n’t the sort of guy she wanted to struggle with because he was " one lab fortuity off from being a supervillain . " Although the two fought , Penny and Sheldon had one of the best friendshipsin the serial publication . Leonard ’s sarcastic and humourous vista on Sheldon were the average for his case .

“I’ve had it for a couple of years. Not important. Penny, will you marry me?”

‘The Gorilla Dissolution’

One of the bestquotes about Leonard and Penny ’s relationshipwas when he proposed for the final metre . The two had been through a fate as friends , neighbour , and cooperator , so fans were shiver when they were both finally quick to be engaged .

odd enough , when the two agreed to get married , Leonard whip out an engagement ring from his wallet . Penny asked him where he got it from on such scant posting , and he hilariously mention that he had it for a " duo of years . " This summed up Leonard ’s character because he had been contrive on marrying Penny since the Clarence Shepard Day Jr. he met her .

“You Call That A Glow Stick? (Pulls Out a Lightsaber) That Is A Glow Stick!”

‘The Friendship Contraction’

There are batch of memes that perfectly sum up Sheldon ’s far-out character reference . As a control junkie , Sheldon lived blithely by his roommate agreement and all that come with it . Within the roomy agreement was an emergency preparedness tryout .

Leonard was bothered by the emergency brake preparation examination and spent prison term in Penny ’s flat until the power operate back on . Instead of using a glow peg , he used a lightsaber fromStar Warsto perch his path . As a ego - proclaimed nerd andStar Warsfan , this quote screamed Leonard .

“But I Don’t Think I’ll Ever Understand How Someone Like Me Could Get To Be With Someone Like You.”

’The Conjugal Conjecture’

' The Conjugal Conjecture ' was one ofLeonard and Penny ’s more crucial episodesbecause it shared their second , more formal hymeneals . Although the couple was ok with their first wedding in Las Vegas , their friends and crime syndicate wished they were a part of the magic .

In Leonard ’s vow to Penny , he adorably aver that he never understood how he got someone like Penny . deliberate Leonard had said things like this since season 1 , his feelings for his wife had not changed : he always do it her and feel she was out of his league .

As Soon As She Flies Into California Airspace, I’ll Feel A Disturbance In The Force

’The Maternal Combustion’

Leonard and his mother Beverly did n’t have the best mother - son minute onTBBT . From the start , Leonard was opened about his toxic human relationship with his mom and how he never felt good enough for her .

When Penny heard that Beverly was flying into townspeople for a sojourn , he jestingly told Penny that he feel a " disturbance in the force " whenever she was nearby . Since the two had such a tumultuous relationship , this quote matched Leonard ’s intuitive feeling throughout the show ’s 12 season .

“Twelve Years After High School And I’m Still At The Nerd Table.”

‘The Alien Parasite Hypothesis’

Leonard always deal himself and his champion nerds because of their love for all thing comic , skill fiction , and science itself .

In ' The Alien Parasite Hypothesis , ' Leonard hilariously mentioned that he feel like he was still in eminent school at the " nerd table " after Howard and Raj battled over whom the superhero and buddy were in their friendly relationship at the Caltech cafeteria . This led to a serial publication of activities that Leonard turn tired of and judged . However , it made for a hilarious episode .

“Our Babies Will Be Smart And Beautiful.”

‘Pilot’

The bit Leonard met centime , he knew their babies would be " smart and beautiful " if they ever became quixotic . At this time in the serial publication , they were nothing but new neighbors with nothing wild-eyed between them .

In the series stopping point , Leonard and Penny found out they were pregnant and Sheldon retell what Leonard had say years before — their babies would sassy and beautiful .

NEXT:5 Reasons Why Penny Was Lucky To Have Leonard ( And Vice Versa )

The Big Bang Theory Poster

Three split images of Leonard and Penny and Sheldon from TBBT

Professor Proton on his TV show in The Big Bang Theory

Sheldon and Leonard talking to someone in the hallway on TBBT

Leonard in his graduation outfit via Skype on TBBT

Penny asks Leonard for the wifi password on TBBT

Leonard and Penny officially getting engaged on TBBT

Leonard, Penny, and Sheldon sit in the dark on TBBT

Leonard and Penny’s wedding party on the Big Bang Theory

Leonard’s mom visits in season 12 of TBBT

The group eating lunch on the Big Bang Theory

Sheldon and Leonard giving Penny food in the pilot of TBBT

The Big Bang Theory