It is not the strongest of the species that survives, nor the most intelligent, but the one most responsive to change.  
The will to win is important, but the will to prepare is vital.
问题的解决不是机械地应用过去的经验,而是通过重构情境来实现。
The best way to predict the future is to invent it.
安全总是过度的,直到它不够为止。