History is humanity's collective memory.

The position of the artist is humble. He is essentially a channel.

The best time to plant a tree was 20 years ago; the second-best time is now.

To mount the scaffolds,To advance to the muzzle of guns with perfect nonchalance.

Great companies don't just create profits, they create lasting positive impact.

数学的真正力量在于它简化复杂事物的能力，使不可理解的事物变得可理解。