The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool; the truest heroism is to resist the doubt; and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.
成为英雄的最大障碍是怀疑自己是否会证明自己是个傻瓜；真正的英雄主义是抵制这种怀疑；最深刻的智慧是知道何时应该抵制，何时应该服从。
忠言逆耳利于行。就像疼痛提醒你哪里病变一样。
男性和女性在繁殖策略上有所不同，因为他们在整个进化历史中面临着不同的适应性问题。
The best time to start building your identity capital is in your 20s.