科学是一种探索未知的冒险,每一次发现都是对自然的一次新的理解。
There’s one item of G.I.gear that can be the difference between life and death.
"The truth is rarely pure and never simple."
人的感情容易变化反复,人生之路常会崎岖不平。
I’m a very positive thinker, and I think that is what helps me the most in difficult moments.