用古代的标准来衡量现在，是对现在的歪曲；拿现在的标准去衡量古代，也是对古代的歪曲。说明社会在不断地发展变化，要尊重历史，尊重现实。
不了解人的缺点，不了解人的优点，不了解人优点中的缺点，不了解人缺点中的优点，就不可以随便用人，不可以随便教人。
Diversity in thought leads to better solutions.
The reality is: sometimes you lose. And you’re never too good to lose. You’re never too big to lose. You’re never too smart to lose. It happens.
The spread of liberal democracy around the world is not inevitable, but it is the most likely outcome.
"In the silence of reading, the loudest voices of humanity can be heard."
从本质上来讲，儿童的爱是单纯的，他爱，是为了获得感官印象，这种印象又给他提供了生长的养料。
If you're not innovating, you're falling behind.