数百万人看到了苹果落地，但只有牛顿问了为什么。
Millions saw the apple fall, but Newton asked why.
现代国家的挑战是在提供服务和维护秩序的同时保持其合法性。
Every body continues in its state of rest, or of uniform motion in a right line, unless it is compelled to change that state by forces impressed upon it.
机器学习是让计算机在没有明确编程的情况下行动的科学。
The most important thing in mathematics is to have a good intuition.
When you have some success， the feeling of being an imposter can be real. Who am I fooling？ But when you create things that only you — with your unique talents and experience — can do， then you are absolutely not an imposter. You are the ordained. It is your duty to work on things that only you can do.
