The more we know, the more we realize how little we know.

永远不要低估坚持的力量。大多数人放弃得太早。

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.

A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.

The intellectually sophisticated person is indifferent to all genuine individuality, because relationships and reactions result from it which cannot be exhausted with logical operations.

"The past is always with us, and it shapes who we are and how we see the world."

Understanding how the olfactory system works is not just about understanding smell, but also about understanding how the brain processes information.