没有听到的不如听到的，听到的不如见到的，见到的不如了解到的，了解到的不如去实行，学问到了实行就达到了极点。

"The human voice is the most dangerous instrument."

The most significant threat to liberal democracy comes from within, from the decay of institutions and the loss of trust in them.

史记

I wanted to build something that was my own, something I could point to and say, I made that. It was the only way I saw to make life meaningful.

心理学必须建立在生活经验的事实基础上。

训练中流汗越多，战斗中流血越少。

The best policies are those that last longer than a political term.