Who said "Wisdom is knowing when to shut up. I clearly lack this."?

This quote is attributed to Deadpool.

Wisdom is knowing when to shut up. I clearly lack this. - Deadpool

"Wisdom is knowing when to shut up. I clearly lack this."

Deadpool Wisdom

"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."

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

"The best things in life are free."

"You can't have everything in life, but you can have what matters most."

"A woman's intuition is rarely wrong."