第三章主要论述了叔本华对人类行为动机的研究。

The third chapter mainly discusses Schopenhauer's study about human behaviour motivations.

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归属的需要已经被确定为人类最基本的动机之一，并且在许多人类行为中扮演着重要的角色。

The need to belong has been identified as one of the most basic of human motivations and plays a role in many human behaviors.

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知识分支当中,可能的例外是经济学家,他们常认为,是经济动机与交易,决定了所有可能的人类行为。

With I should say the possible exception of the economists who often will believe that economic motives and transactions provide the key to all possible human behaviors.

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With I should say the possible exception of the economists who often will believe that economic motives and transactions provide the key to all possible human behaviors.

知识分支当中,可能的例外是经济学家,他们常认为,是经济动机与交易,决定了所有可能的人类行为。

耶鲁公开课 - 政治哲学导论课程节选

Hobbes believed, on the other hand, that the overriding human fact, the overriding motivation of human behavior, is largely negative, not the desire to do good, but the desire to avoid some evil.

另一方面，霍布斯认为，人类最主要的行为，人行为的最主要的动机，在很大程度上是负面的，并不是为了做善良的事，只不过是为了避免罪恶的发生。

耶鲁公开课 - 政治哲学导论课程节选