应对不自由世界的唯一方法是变得如此绝对自由，以至于你的存在本身就是一种反抗。
A story is not finished until it has taken the worst possible turn.
The beauty of physics lies in its ability to reveal the hidden connections between seemingly unrelated phenomena.
Each generation takes the earth as trustees.
Education begins the gentleman, but reading, good company and reflection must finish him.