性一而已:自其形体也谓之天,主宰也谓之帝,流行也谓之命,赋于人也谓之性,主于身也谓之心。
译文:性只有一个:从它的形体方面来说叫做天,从它的主宰方面来说叫做帝,从它的流行方面来说叫做命,赋予人叫做性,在人身上起主导作用叫做心。
Mathematics is not a spectator sport; to understand it, one must engage with it actively.
Reality is not what happens to us, but what we do with what happens to us.
我们这个时代的挑战是创造一个可持续的能源未来。
If the highest aim of a captain were to preserve his ship, he would keep it in port forever.