Who said "Don't watch the clock; do what it does. Keep going."?

This quote is attributed to Conan O'Brien.

Don't watch the clock; do what it does. Keep going. - Conan O'Brien

"Don't watch the clock; do what it does. Keep going."

Conan O'Brien Motivation

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."

"I believe in working hard for what you want."

"Never underestimate the power of determination."

"I don't need a reason to fight."

"The most important thing is the mission. Nothing else matters."