Who said "You must work hard if you want to succeed in this world."?

This quote is attributed to Ricky Ricardo.

You must work hard if you want to succeed in this world. - Ricky Ricardo

"You must work hard if you want to succeed in this world."

Ricky Ricardo Success

"Lucy, you got some 'splainin' to do!"

"I'm not angry, I'm just disappointed."

"Babalú!"

"This is going to be a great show!"

"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."