你必须愿意努力工作，并专注于你的目标。
You have to be willing to work hard and stay focused on your goals.
The Milky Way’s black hole is our closest laboratory for studying extreme gravity.
但我们不会承认，我们的现代艺术声称绝对原创绝对是一个真正的孤僻要求;一个绝对孤独的索赔。
Sometimes the hardest part isn't letting go but learning to start over.
The key to success is persistence, persistence, and more persistence.
最好的科学发现往往发生在学科的边界上。