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You get what you give. What you put into things is what you get out of them.

主要的義務規(guī)則是那些要求或禁止某些行為的規(guī)則。

The development of computational complexity theory has shown us that not all problems are created equal.

使卵石臻於完美的，并非錘的打擊，而是水的且歌且舞。

All of old. Nothing else ever. Ever tried. Ever failed. No matter. Try again. Fail again. Fail better.