The development of computational complexity theory has shown us that not all problems are created equal.
In the field of diplomacy, there are no absolute victories, only relative victories.
Mathematics is not a careful march down a well-cleared highway, but a journey into a strange wilderness, where the explorers often get lost.
控制理论是基于过去的信息来影响未来。
The person who tries to live alone will not succeed as a human being. His heart withers if it does not answer another heart. His mind shrinks away if he hears only the echoes of his own thoughts and finds no other inspiration.
成功投资的关键不是预测未来，而是为未来做好准备。
"The world is full of monsters with friendly faces."