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

This quote is attributed to Lee Evans.

Don't watch the clock; do what it does. Keep going - Lee Evans

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

Lee Evans Perseverance

Stand-up Comedian British Born 1964 (age 62)

"Life is what happens when you're busy making other plans"

"The only way to do great work is to love what you do"

"Innovation distinguishes between a leader and a follower"

"Life is either a daring adventure or nothing at all"

"Perseverance is the key to success."

"Don't give up on what you believe in."

"I've been through worse."

"You learn to live with the pain."