This is an interesting planet. It deserves all the attention you can give it.
The simple step of a courageous individual is not to take part in the lie. One word of truth outweighs the world. In keeping silent about evil, in burying it so deep within us that no sign of it appears on the surface, we are implanting it, and it will rise up a thousand fold in the future.
不要担心你在数学上遇到的困难;我敢保证我遇到的困难比你还大得多。
The beauty of theoretical physics lies in its ability to describe the universe with a few simple equations, revealing the underlying simplicity beneath the apparent complexity.