"I am so clever that sometimes I don't understand a single word of what I am sayi..."

"I have not failed. I've just found 10,000 ways that won't work."

"Before you marry a person, you should first make them use a computer with slow I..."

"Housework can't kill you, but why take a chance?"

"A day without laughter is a day wasted."

"If you think you are too small to make a difference, try sleeping with a mosquit..."

"Behind every great man is a woman rolling her eyes."

"Light travels faster than sound. This is why some people appear bright until you..."