To love is to risk not being loved in return. To hope is to risk pain. To try is to risk failure, but risk must be taken because the greatest hazard in life is to risk nothing.
The only way to avoid mistakes is to have no new ideas.
重要的不是你打得有多狠，而是你能承受多大的打击并继续前进。
You don't have to be great to start, but you have to start to be great.
在解释行为时，意志的概念是不必要的。