The beauty of mathematics is that it allows us to explore the universe without ever leaving our chairs.
The first question I ask myself when something doesn't seem to be beautiful is why do I think it's not beautiful. And very shortly you discover that there is no reason.
创业的路上，困难和挑战是不可避免的，但正是这些困难和挑战让我们变得更强大。
True progress measures both economic growth and ecosystem health.