The most productive people are ruthless about saying no. - John Carmack

"The most productive people are ruthless about saying no."

John Carmack

Video Game Engineer American Born 1970 (age 56)

More from John Carmack

"Focus is a luxury for people who can afford to give up opportunities."

"The most important thing is the way you fall."

"Ideas are worthless. Execution is everything."

"It is inevitable that we will leave some bugs for the next guy."