The key to performance is elegance, not battalions of special cases.

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.

I don’t think poetry is based just on poetry; it is based on a thoroughly lived life.

智能化开采是煤炭行业高质量发展的关键。