Who said "I know who I am, and that's enough."?

This quote is attributed to Randle McMurphy.

I know who I am, and that's enough. - Randle McMurphy

"I know who I am, and that's enough."

Randle McMurphy Wisdom

Character in One Flew Over the Cuckoo's Nest

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"You boys are gonna get a chance to start a new life."

"I'd be happy to oblige you."

"I'm a gambling man."

"I need a little help."

"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."