The challenge with hepatitis C was not just to find the virus, but to understand how it evades the immune system.

"我对个体不感兴趣，而是对整体感兴趣。"

Literature is the memory of humanity, and without it we are nothing.

最好的投资是那些为股东和社会都创造价值的投资。

勇气不是没有恐惧，而是战胜恐惧。