原因是你每天都需要动机。

Because motivation is something you need daily.

youdao

早起需要动机，至少最初是这样。

Getting up early requires motivation, at least initially.

youdao

我是说，为什么需要动机，为啥杀人需要理由？

I mean, who needs motif, who needs a reason to kill.

youdao

A psychology a network of scholars who will focus on - love, relationships, self-esteem, motivation, resilience and well-being.

还需要关注,爱，两性关系，自尊，动机，恢复以及幸福感。

哈佛公开课 - 幸福课课程节选