自守表示的研究是进入数学隐藏模式的旅程。

The tigers of wrath are wiser than the horses of instruction.

The melancholy science from which I make this offering to my friend relates to a region that from time immemorial was regarded as the true field of philosophy, but which, since the latter's conversion into method, has lapsed into intellectual neglect, sententious whimsy, and finally oblivion.

今天不努力劳动耕种，明天就没有财富货物。