Quote by Elon Musk
"If you're not adding some value to the world with what you're doing, then why are you doing it?"
More from Elon Musk
"When something is important enough, you do it even if the odds are not in your favor."
"The first step is to establish that something is possible; then probability will follow."
"I think it is possible for ordinary people to choose to be extraordinary."
"Don't delude yourself into thinking something will be easy."