我相信我们需要更多的风能和太阳能，甚至是潮汐能。

I believe that we need more wind and solar and maybe even wave.

youdao

我们相信我们需要许多东西来存活。

We believe that we need a lot of things to survive.

youdao

另一方面，他也相信我们需要向前看，而不是向后看。

On the other hand, I also have a belief that we need to look forward, as opposed to looking backwards.

youdao

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

It's the view that probably most of you believe, but again, it's worth noting that philosophically it can be challenged.

这是一种我们大多数人都相信的观点,但是再一次的,需要指出,从哲学讲它是站不住脚的

耶鲁公开课 - 死亡课程节选

I believe that and why do we need to have it as a basic premise of the course, '?" as opposed to change is illusive?"

我相信这一点，但为什么我们需要把它,作为课程的基本前提，而不说'改变是虚幻的“

哈佛公开课 - 幸福课课程节选