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The only person who is educated is the one who has learned how to learn and change.

Power is not given to you. You have to take it.

To understand behavior, we must look at its purpose in the context of survival and adaptation.

設(shè)定目標(biāo)的用意不在于非得達(dá)成，而在于有個(gè)明確方向。

"The past is always tense, the future perfect."