The concept of a particle is only an approximation, valid in the classical limit.
粒子的概念只是一个近似，在经典极限下有效。
I'm kind of the girl who's a little bit of a tomboy but also really girly.
做伟大工作的唯一方法就是热爱你所做的事情。
I’m a very positive thinker, and I think that is what helps me the most in difficult moments.
审判自己比审判别人难多了，如果你正确地审判了自己，那么你就是一个真正的智者了。