"快乐感受自身的价值被他人欣赏和爱戴感到有用和有生产能力这些都是对人类灵魂有巨大价值的因素"

“It is looking at things for a long time that ripens you and gives you a deeper meaning.”

“You get what you give. What you put into things is what you get out of them.”

“The simple things are also the most extraordinary things, and only the wise can see them.”

“If you have an enemy, then learn and know your enemy, don’t just be mad at him or her.”

“Every failed experiment is one step closer to success.”

“Your most unhappy customers are your greatest source of learning.”

“I very frequently get the question, “What’s going to change in the next ten years?” ...”

“People say I make strange choices, but they’re not strange for me. My sickness is that I...”

“You have to work hard in the dark to shine in the light.”

“Sometimes you just have to ask yourself 'Am I having fun?'”

“Kites rise highest against the wind, not with it.”

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