History is written by the survivors.
穷人需要的不是施舍,而是阶梯。
朗兰兹纲领是数学思想之美和深度的反映。
The fundamental job of a kid is to be selfish—to pursue their own needs and desires—and the fundamental job of a parent is to be selfless.
现在很清楚,杂种形成的种子具有两个分化性状中的一个或另一个,其中一半再次发育成杂种形式,而另一半产生保持恒定并以相等数量接收显性或隐性性状的植物。