“用进废退”无论在哪里都适用的道理

Never stop asking questions, because that's where discovery begins.

在贝鲁特的迷宫中，我们既找到了过去，也找到了未来。

要成为一个好作家，你必须先成为一个好读者。

在这个世界上，能为别人减轻负担的人都是有用的。

Sustainability isn't an option - it's our responsibility to future generations.

The present state of the system of nature is evidently a consequence of what it was in the preceding moment, and if we conceive of an intelligence which at a given instant comprehends all the relations of the entities of this universe, it could state the respective positions, motions, and general effects of all these entities at any time in the past or future.