Success is not about how much money you make, it’s about the difference you make in people’s lives.
如果你想成为最好的，努力就永远不会停止。
Mathematics is the most beautiful and most powerful creation of the human spirit.
真正的成功是内心的平静。
The motor of our ingenuity is the question ‘Does it have to be like this?’, from which arise political reforms, scientific developments, improved relationships, better books.
