当我们的知识之圆扩大之时，我们所面临的未知的圆周也一样。
The great and chief end, therefore, of men's uniting into commonwealths, and putting themselves under government, is the preservation of their property.
杰夫·贝索斯接受了莱克斯·弗里德曼的播客采访
Experimentation is the key to discovering new possibilities.
