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.

译文：惹下大祸是因为嘴巴乱说话，招致罪过是因为做事太狠心了。赏析：舌为利害本，口是祸福门。说话不慎就会惹下大祸。做事刻薄寡恩，冷酷无情，没有一点人情味，就会招来别人的怨恨和报复。

一切流动不息。

For as long as I can remember, Mom has been a middle-aged woman, but no one told me she used to be a young girl.

The first task is to understand the problem, the second to find a solution, and the third to carry it out.