Who said "A man's got to have the guts to be what he wants to be"?

This quote is attributed to Randle McMurphy.

A man's got to have the guts to be what he wants to be - Randle McMurphy

"A man's got to have the guts to be what he wants to be"

Randle McMurphy Strength

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."

"Strength comes from within."

"A woman should be proud of who she is."

"A strong woman can overcome anything."

"The only thing I'm good at is killing."