The secret of change is to focus all of your energy not on fighting the old, but on building the new.
To have a confident attitude, please learn to learn you do not have to learn the knowledge.
Philosophy is an ornament in prosperity, a refuge in adversity, and a provision in old age.
想要了解一个人,就听听他是如何评价他人的,这远比听信别人对他的评价来得彻底。