Ideas are worthless without execution and dedication. - John Carmack

"Ideas are worthless without execution and dedication."

John Carmack Dreams

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."

"This is going to be a great show!"

"Dreams are what make life worth living."

"Never stop dreaming big."

"Dreams are what keep us going."