In mathematics, truth is always relative to the system you're working in.
进步不仅仅是向前迈进，而是一起向前迈进。
The artist's role is to create a dialogue between the past and the future.
To study the mind is to study adaptation in action; every thought is a tool for living.
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.