"Shut up, Donna."
"I'm not stupid, I'm just not thinking."
"That's what I love about these high school girls, man. I get older, they stay the same age."
"I'm a sexy beast."
"My brain is on fire."
All quotes by Kelso
"Never underestimate the power of a good laugh."
"Laughter is the best medicine."
"A good laugh is the best medicine."
"Laughter is contagious and wonderful."
All Humor quotes