Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
I look back on the past, committed a felony little fool, I want to communicate with him and let him understand, but I can't do this, the boy would not see the, only my old trunk.
抽象的目的不是模糊,而是创建一个新的语义层次,在这个层次上可以绝对精确。
我相信一切事情的发生都有其原因。
我不是商人,我就是生意本身!
我认为最好的学习方法就是实践。
"The court was my sanctuary, the place where I felt most alive."