Who said "Y-y-you can't succeed if you don't even t-t-try."?

This quote is attributed to Porky Pig.

Y-y-you can't succeed if you don't even t-t-try. - Porky Pig

"Y-y-you can't succeed if you don't even t-t-try."

Porky Pig Success

"Th-th-th-that's all, folks!"

"Even when things get tough, you gotta keep on truckin'"

"A g-g-good friend is worth more than all the riches in the world"

"D-d-don't let fear stop you from trying something new"

"Success comes to those who never give up."

"Success is measured by happiness, not money."

"You make your own luck in this world."

"You have to be organized to be successful in anything."