我是一个形式主义者。

要只按照你同时认为也能成为普遍规律的准则去行动。

预测未来的最好方式就是创造未来。

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.