丙型肝炎的挑战不仅在于找到病毒，还在于理解它是如何逃避免疫系统的。
The challenge with hepatitis C was not just to find the virus, but to understand how it evades the immune system.
We all need someone to kiss away our tears.
不要一直重复犯错；试着去犯新的错。
I don't think about the past, I just think about the future.
最深刻的真理往往是我们回避的那些。