Who said "I have three good legs. Wait, no, that's not right."?

This quote is attributed to Professor Farnsworth.

I have three good legs. Wait, no, that's not right. - Professor Farnsworth

"I have three good legs. Wait, no, that's not right."

Professor Farnsworth Humor

"Good news, everyone!"

"I'm going to build my own theme park, with blackjack and hookers!"

"Why must I be surrounded by these incompetent fools?"

"To shreds, you say?"

"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."