The best mathematics is that which you do not understand at first glance.
最好的数学是你第一眼看不明白的数学。
"History is the present projected backwards."
The most powerful art is often the most humble.
The world is full of obvious things which nobody by any chance ever observes.
Spiritual science does not want to overthrow the results of natural science, but to complete them.
如果你简单，这个世界就对你简单。