You have to be willing to work hard and stay focused on your goals.
Overtaking on curves requires knowing where the curves are.
The quest for a unified theory of physics is one of the greatest intellectual adventures of our time.
I always try to do something different, something that challenges me.
在一个资源匮乏的世界里,最有价值的资源不是石油或黄金,而是想象力。