真正的自由不是你想做什么就做什么,而是你不想做什么就不做什么。
In the ocean of science, everyone is a student, there is always something new to learn.
The world is so beautiful and regretful, you and I are all lone travelers from afar, constantly walking, regardless of everything, crying, laughing, lingering in the world, just to make this trip worthwhile.