不闻不若闻之，闻之不若见之，见之不若知之，知之不若行之。
没有听到不如亲耳听到，亲耳听到不如亲眼见到，亲眼见到不如清楚知道，清楚知道不如亲自实践。
The most exciting moments in mathematics are when you realize that two seemingly unrelated areas are deeply connected.
Rule of 7 in research. You can find out anything if you are willing to go seven levels. If the first source you ask doesn’t know， ask them who you should ask next， and so on down the line. If you are willing to go to the 7th source， you’ll almost always get your answer.
每个音符都必须有意义。
我是那种会让你想打你妈妈的人。