解释：没有不犯错误的完人，只要能及时改正自己的错误，就是最好的了。

Small acts of kindness can boost your mood more than you might expect.

The most important political distinction among countries concerns not their form of government but their degree of government.

The city is a battleground where various forces collide, and architecture is the mediator of these conflicts.

投资中最重要的决定是资产配置。

Dignity is a mask we wear to hide our ignorance.

数学是上帝用来书写宇宙的语言。