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目的賦予心理活動意義。

I can resist everything except temptation.

I love the idea of a thing to describe a thing.

革命的道路不是鋪滿玫瑰的道路。

It is not from the benevolence of the butcher， the brewer， or the baker that we expect our dinner， but from their regard to their own interest.

Uncertainty is the new normal—prepare for it with agility and foresight.