Sustainability isn't an option; it's a responsibility we owe to future generations.

我们有责任确保我们的运营为子孙后代留下积极的遗产。

每一个数学问题都是一个等待解决的谜题，每一个解决方案都是迈向更深入理解的一步。

"A book is a mirror; if a fool looks in, you cannot expect a sage to look out."