数学中最重要的是提出正确的问题。
The most important thing in mathematics is to ask the right questions.
To be Irish is to know that in the end, the world will break your heart.
Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing.
你越是处于感恩的状态,你就会吸引更多值得感恩的事情。