改变始于一小步,但需要集体的努力才能使其持久。
Change starts with a single step, but it takes a collective effort to make it lasting.
Stories are not just entertainment. They are the way we understand the world and our place in it.
The realization that electronic properties can be topologically protected has revolutionized our understanding of solid-state physics.
The present state of the system of nature is evidently a resultant 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.