"幸福是一种心态，你知道我不认为你会一直快乐，人们对某些事情感到快乐，对另一些事情不那么快乐。"

“The greatest discovery of any generation is that human beings can alter their lives by alt...”

“Be the change that you wish to see in the world.”

“I think frugality drives innovation, just like other constraints do. One of the only ways ...”

“Life has no limitations, except the ones you make.”

“The best way to predict the future is to invent it”

“Friends congratulate me after a quarterly-earnings announcement and say, 'Good job, great ...”

“You are not defeated when you lose. You are defeated when you quit.”

“It’s you vs. you.”

“If you're not flexible, you'll pound your head against the wall and you won't see a differ...”

“We've had three big ideas at Amazon that we've stuck with for 18 years, and they're the re...”

“Do not feel lonely, the entire universe is inside you.”

“His hands can’t hit what his eyes can't see.”