"做事不需要多大的力气，但决定做什么事却需要巨大的力量。"

“It's not the size of the dog in the fight, it's the size of the fight in the dog.”

“Faith is taking the first step even when you don’t see the whole staircase.”

“The most we can hope for is to create the best possible conditions for success, then let g...”

“Failure and invention are inseparable twins. To invent you have to experiment, and if you ...”

“We don't stop playing because we grow old; we grow old because we stop playing.”

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

“Success is not how high you have climbed, but how you make a positive difference to the world”

“Success is no accident”

“The most beautiful thing you can wear is confidence”

“I don’t count my sit-ups; I only start counting when it starts hurting because they’re...”

“You've got enemies? Good. That means you actually stood up for something in your life.”

“Those who can imagine anything can create the impossible”