Who said "Work hard, play harder, kill hardest."?

This quote is attributed to Deadpool.

Work hard, play harder, kill hardest. - Deadpool

"Work hard, play harder, kill hardest."

Deadpool Work

"I'm just a girl in love with a boy asking him to love her back."

"Maximum effort!"

"You're so brave, and stupid. Mostly stupid."

"I'm gonna do to you what Limp Bizkit did to music in the late 90s."

"Hard work never killed anybody."

"Work with purpose and integrity."

"Hard work pays off in the end."

"A man's gotta do what a man's gotta do."