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Sometimes life hits you in the head with a brick. Don't lose faith.

Psychology must be a purely descriptive science.

Nature is the best teacher; it has already done the experiments, we just have to interpret them.

在科學中，合作至關重要——沒有人能獨自完成。

The real problem is not whether machines think but whether men do.

寫作的行為是一種勇氣與反抗的行為。