领导力在于让他人因为你的存在而变得更好,并确保这种影响在你不在时依然持续。
The language of mathematics is universal; it transcends all cultural barriers.
The great tragedy of Science—the slaying of a beautiful hypothesis by an ugly fact.  
When speaking to an audience it’s better to fix your gaze on a few people than to “spray” your gaze across the room. Your eyes telegraph to others whether you really believe what you are saying.