Algebraic geometry is the study of zeros of polynomials.
代数几何是研究多项式零点的学科。
Lock up your libraries if you like; but there is no gate, no lock, no bolt that you can set upon the freedom of my mind.
"To write is to explore the uncharted territories of the human mind and to bring back treasures of insight."
我们要做的是让互联网成为每个人的生活必需品。