译文：闲时就要反省自己平生所做的事情，一个人在家时就要多思考平日的所作所为。赏析：静坐常思己过。人无完人，我们不要总在背后议论别人的短处，一定要经常反思自己的言行是否得当。如有优点，就要继续发扬，如有不当，就要立即改正。

不管我们了不了解历史，历史都是我们的一部分。

Train people well enough so they can leave, treat them well enough so they don't want to.

"Truth is like the sun; you can shut it out for a time, but it's not going away."

Simplicity is prerequisite for reliability.

The fundamental point in fabricating a chain reacting machine is of course to see to it that each fission produces a certain number of neutrons and some of these neutrons will again produce fission.

We must balance economic growth with environmental stewardship.