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Law is not morality; do not expect it to accomplish what only morality can.
It's not the writer's job to tell you how to feel. It's the writer's job to tell you something and make you feel it.
最好的交易者是那些能够适应不断变化的市场条件的人。
A mathematician is a person who can find analogies between theorems; a better mathematician is one who can see analogies between proofs and the best mathematician can notice analogies between theories.