形式系统的发展彻底改变了我们对数学的理解。
The development of formal systems has revolutionized our understanding of mathematics.
A writer is somebody for whom writing is more difficult than it is for other people.
Collaboration is key—no single organization can solve the world’s environmental challenges alone.
"Imagination is the most powerful tool we have to create a better world."
唯一的出路就是穿过。
We are all travelers in the wilderness of this world, and the best we can find in our travels is an honest friend.
This was a very short visit, but it plunged the little prince into deep dejection.