It's so much darker when a light goes out than it would have been if it had never shone.
"I want to be remembered for my music, not my persona."
The first step in the art of cutting metals is to find a man who has the necessary skill and experience to do the work.
不登上高山，就不知道天是多么高远；不亲临深溪，就不知道地是多么深厚。
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.