The most important thing a father can do for his children is to love their mother.
一个父亲能为孩子做的最重要的事就是爱他们的母亲。
The PAC learning framework provides a formal way to quantify the learnability of a concept class.
You have to believe in yourself when no one else does.
煤炭工业是关于人的，而不仅仅是利润。
朗兰兹猜想表明，数学的不同领域之间存在一种隐藏的和谐。
我打每一分都像我的生命取决于它一样。