First, we need to believe that the doctor is smart and correct.

首先，我们有需要去相信医生是明智、正确的。

youdao

Maybe at the end of the day we will decide we need to believe in souls.

或许最终,我们会认定我们需要相信灵魂

youdao

So maybe that's why we need to believe in souls in order to explain free will.

或许我们需要相信灵魂的理由就是，为了便于解释自由意志。

youdao

Professor Yoshino explains. "Shakespeare calls this a problem of ocular proof, the idea that we need to see evidence before we believe in it -- and that,oftentimes, when metaphysical questions of guilt or innocence are difficult for us to answer, we have a tendency to reduce them to questions that pertain to physical evidence.

VOA: special.2011.06.06

We need to believe that the soul, unlike an engine, can't itself be destroyed, can't itself decompose, can't fall apart.

我们需要相信的是，灵魂和发动机不同，自己不会毁灭，自己不会腐烂，自己不会变成碎片。

耶鲁公开课 - 死亡课程节选

So maybe that's why we need to believe in souls in order to explain free will.

或许我们需要相信灵魂的理由就是,为了便于解释自由意志

耶鲁公开课 - 死亡课程节选

We need to believe that people have a sense of duty born of moral and ethical principle rather than the law.

BBC: UK

Steve embodied principles which we need to believe are possible at this point in time: The idea that work and passion can go hand-in-hand.

FORBES: How Steve Jobs Reinvented Leadership.

We need to show them that we believe in them, and we need to give them everything they need to believe in themselves.

WHITEHOUSE: First Lady Michelle Obama Speaks at Meeting to Address Youth Violence | The White House