物理系统的对称性反映在其能级的简并性上。
I don't think of myself as a celebrity. I think of myself as a singer who's been given a great opportunity.
"To write is to struggle and to resist; to write is to become; to write is to draw a map of the world that has not yet been explored."
没有森林,文明将会消亡。
Every seed planted is a step toward a more sustainable future.