The Langlands program is a challenge to the boundaries of mathematical knowledge.
释义:舌是造成利益或祸害的根本,口是福气祸事之门。
Remember, if you ever need a helping hand, it's at the end of your arm, as you get older, remember you have another hand: The first is to help yourself, the second is to help others.
The difference between good and great is attention to detail.