自由是在法律允许范围内做任何事的权利。
Magic, like any other power, is neither good nor evil in itself. It is the purpose to which it is put that determines its nature.
The mind is an instrument for navigating reality.
随着超快激光器的每一次进步，我们都在重写关于原子和分子行为的教科书。
我们今天种下的每一粒种子都是对后代的承诺。
一本好书应该能让你笑、哭和思考。
Will you be clever at the expense of others， or will you be kind？