The greatest innovations are often the simplest.
最伟大的创新往往是最简单的。
Every man is his own greatest enemy， and as it were his own murderer.
改变是不可避免的，成长却是可以选择的。
我写作是为了理解世界，也是为了理解自己。
对心灵的研究必须价值中立。