我们之所以能够感知事物的变化，是因为单子在无限的变化中保持了稳定的内在本质。
The best way to learn is by doing, not just by listening or reading.
要理解一个国家，你必须理解它的沉默。
人们为了不被他人评判，所以急于评判他人。
Silence can sometimes be more powerful than words.
The most profound insights in mathematics often come from unexpected analogies.