Who said "That's the most important thing."?

This quote is attributed to Fry.

That's the most important thing. - Fry

"That's the most important thing."

Fry

"I'm going to go back in time and punch you in the stomach."

"When I die, I want to be frozen and thawed out when there's a cure for death."

"Wha-- I'm gonna go cry now."

"Oh, I see what's happening here. You're all in love with me."