程序测试可以用来显示错误的存在，但永远不能显示它们的缺失！

Every book is the wreck of a perfect idea.

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.

All things are numbers.

The only way to escape the weight of history is to write about it.

The heart is the only thing worth writing about.

解释：冬天不洗冰水，并不是吝惜冰；夏天不烤火，也不是舍不得火。而是因为这样做对身体不适宜。

夜晚是一块伟大的画布，但星星是它的颜料。