之后我继续写《自然与精神的和谐》。

Then I was still writing the Harmony of Nature and Spirit.

youdao

意志是《理想国》的核心，与精神质量。

Spiritedness is the central, psychological quality of the Republic.

youdao

归根结底，我们的身体与精神状况之间要达到平衡。

It is all about balance between our physical and mental situation.

youdao

And finally, it might be hard to mesh the mechanistic notion of the mind with the idea that people have spiritual value.

最后,将心理的机械论观点,与人类拥有精神价值的观点,相联系也是非常困难的

耶鲁公开课 - 心理学导论课程节选

And that it's because it is partaking of exactly the same motivation as that urge in the spirit that we usually associate with the spiritual.

这是因为它在实质上,和我们与宗教经常联系,在一起的精神力量。

普林斯顿公开课 - 人性课程节选

How many people know that three times a week physical exercise,30 minutes each time has the same effect ? as our most powerful psychiatric drugs?

多少人知道，每周三次,体育锻炼，每次三十分钟，与最强劲的精神药物,有同样的效果？

哈佛公开课 - 幸福课课程节选