The universe we observe has precisely the properties we should expect if there is, at bottom, no design, no purpose, no evil, no good, nothing but blind, pitiless indifference.
与他人说话时,要留有余地,别把心里想说的全部讲出来;画虎的形态很简单,但画出骨骼却很难;熟悉人的面貌很容易,但真正了解一个人的内心却很难。
永远不要停止学习。世界总是在变化,你必须随之改变。