你今天感受到的痛苦将成为你明天的力量。
解释:最上等的是树立德行,其次是建立功业,再次是创立学说,虽然逝去但业绩长存,这就叫做不朽。
The greatest obstacle to progress is not ignorance, but the illusion of knowledge.
The function of freedom is to free someone else.