I must study politics and war that my sons may have liberty to study mathematics and philosophy.
我认为人生中最令人遗憾的事情是你没有去做的事情。
The roads are full of crowds going somewhere, but nobody knows where they are going.
我们必须始终努力使技术对每个人都是可及的。
Writing is making sense of life. You work your whole life and perhaps you've made sense of one small area.
The outer world is a reflection of the inner world.