当你排除了所有不可能的情况,剩下的,不管多么难以置信,都一定是真相。
理解代数簇的算术就是理解其中隐藏的对称性。
素描不仅是测量并且记录,而且还是接纳。
Everyone has the brainpower to follow the stock market. If you made it through fifth-grade math, you can do it.