The challenge with hepatitis C was not just to find the virus, but to understand how it evades the immune system.
我们都在寻找某样东西,但我们并不总是知道那是什么。有时是一个人,有时是一个地方,有时只是一种感觉。
Never give up. Today is hard, tomorrow will be worse, but the day after tomorrow will be sunshine.