提高就是要改变,而要达到完美就要不断改变。

The footsteps of Nature are to be traced, not only in her ordinary course, but when she deviates from it in her most extravagant excursions.

我们不仅仅是开采煤炭，我们在为国家提供动力。

伽罗瓦表示的研究是数论和几何之间的桥梁。