We are not doing e-commerce; we are doing social e-commerce.

The only thing we can know is that we know nothing and that is the highest flight of human wisdom.

最可信的实证研究通常来自设计清晰透明、假设公开可见的研究。

The more you invest in a bad relationship, the more it costs you.

The true measure of success is the positive impact you have on others.

我希望我的书是一面镜子，而不是一扇窗户。