The internet is a tool that can be used for good or bad, and it's up to us to decide how we use it.
数学的本质在于它揭示模式和对称性的力量。
A forest is more than a collection of trees; it's a living, breathing ecosystem that sustains life.
最好的创业者是那些能把一个小想法变成大生意的人。
数学中发现的快乐是无与伦比的。