Who said "The best things happen when you're not expecting them."?

This quote is attributed to Bugs Bunny.

The best things happen when you're not expecting them. - Bugs Bunny

"The best things happen when you're not expecting them."

Bugs Bunny Adventure

"Ehhhhh, what's up, Doc?"

"Ain't I a stinker?"

"Of course you realize, this means war."

"If you can't be good, be careful."

"The greatest adventure is life itself."

"The adventure of life begins with a single step."

"Adventure finds you when you stop running."

"Fortune and glory, kid."