教导如何在没有确定性的情况下生活，但又不被犹豫所束缚，或许是哲学在我们这个时代，可以为学习它的人所做的主要事情。
To teach how to live without certainty and yet without being paralyzed by hesitation is perhaps the chief thing that philosophy， in our age， can do for those who study it.
你在玫瑰上所花的时间，让玫瑰变得重要。
A mathematician's intuition is as important as rigorous proof.
The scientist is not a person who gives the right answers, he's one who asks the right questions.
If you don't go through the tough times, you don't get to the good times.
The best decisions are made when you listen to both data and people.
The biggest risk is not taking any risk. In a world that's changing quickly, the only strategy that is guaranteed to fail is not taking risks.
The quarries we rehabilitate best become assets our grandchildren will thank us for.
