The mystery is in the open.
神秘就在公开之处。
Today is cruel, tomorrow is crueler, and the day after tomorrow is beautiful, but most people will die tomorrow night, so don't give up today.
人无远虑，必有近忧。如果做事没有计划，毫无思想准备，就不能从容应付突如其来的事情。
The world's history is the world's judgment.
The mind， both in so far as it understands， and in so far as it imagines， is passive.
历史不是机械的，因为人们有自由去改变它。