The study of black holes has led us to the edge of our understanding, where the known laws of physics break down and new theories must emerge.
过去是一个异国他乡;他们做事的方式不同。
坚持到底。无论发生什么,都要坚持你的计划。
The greatest teachers are those who tell you where to look but don’t tell you what to see.
The beauty of literature is that it allows us to live multiple lives, to experience different worlds, to feel the emotions of others.