To live is to be constantly surprised by humanity.
逻辑学研究不仅仅是关于形式系统，更是关于理性思维和话语的规范。
译文：能够结交正直的朋友，这样的人一定会有好名声；愿意亲近德高望重的长者，这样的人一定会有好事发生。赏析：什么样的朋友可以交，什么样的朋友不可交，我们应该懂得筛选。益友会给我们带来好的改变，损友只会让我们越来越坏。蓬生麻中，不扶而直。我们应该与品德高尚，心术端正的人交往。
我认为你不应该满足于任何低于你应得的东西。
He who is not contented with what he has，would not be contented with what he would like to have.
Art can be a form of activism.
The attosecond timescale is to electron motion what the high-speed camera was to studying animal locomotion.