一個(gè)人只要愿意，就是自由的。
Mathematics knows no races or geographic boundaries; for mathematics, the cultural world is one country.
It makes sense to be busy living or busy dying.
Waste is a design flaw.
The dead don’t stay buried if they have unfinished business.
Life is too short to waste time on things that don't make your soul happy.
快樂(lè)的最好方法是愛自己。