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.

离散数学和连续数学之间的相互作用是一些最有趣的问题所在。

The true measure of our success is not in profits, but in the smiles we bring to people's faces through healthy, delicious fruits.