优秀小说是让角色呼吸的思想实验。
A good novel is a thought experiment with characters who breathe.
数学的本质在于它的自由。
The only thing that can save us is to think differently.
Sustainability isn't an option; it's a responsibility we owe to future generations.
Traceability isn't just for consumers—it's our moral obligation.
石头或许坚硬，但我们的决心必须更加坚定。