Leadership is about making others better as a result of your presence and making sure that impact lasts in your absence.

 One foul sentence does more hurt than many foul examples. For these do but corrupt the stream；the other corrupt the fountain.

The writer’s task is to illuminate the darkness.

物理学的未来不在于发现新的粒子，而在于理解支配我们已经知道的粒子行为的更深层次的原则。