最小作用量原理是物理学的一个统一原理。
The world is full of obvious things which nobody by any chance ever observes.
We feel free when we escape ,even if it be but from the frying pan to the fire.
"The little things are infinitely the most important."
我不是那种会让我的比赛水平下降的人。
The everyday is always extraordinary if you look closely enough.
世界是一座监狱,其中单独监禁更可取。