科学的美在于它让我们看到的不是世界的现状,而是它可能的样子。
代数几何是研究多项式零点的学科。
The historian's first duty is to tell the truth as he sees it, regardless of whom it pleases or displeases.
有时候最简单的设计反而是最稳健的。
Don't wait until they tell you, you are ready. Show it. Do it.