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The best book on programming for the layman is "Alice in Wonderland"; but that's because it's the best book on anything for the layman.

"We are all prisoners of our own perceptions, but through writing, we can find the key to our freedom."

如果事情運轉良好。讓它轉著。

解釋：使用毒性大的藥物治療疾病時，病情十成中只能去掉六成就要停藥，以免傷害正氣。