Who said "If you're too afraid to fail, you'll never really live."?

This quote is attributed to Conan O'Brien.

If you're too afraid to fail, you'll never really live. - Conan O'Brien

"If you're too afraid to fail, you'll never really live."

Conan O'Brien Adventure

Talk Show Host American Born 1963 (age 63)

"If you work hard and are kind, amazing things will happen."

"Work hard, be kind, and amazing things will happen."

"The key to a great show is honesty."

"I want to die peacefully in my sleep like my grandfather, not screaming in terror like his passengers."

"The greatest adventure is life itself."

"The adventure of life begins with a single step."

"Adventure finds you when you stop running."

"Fortune and glory, kid."