Mathematics is the language with which God has written the universe.
小说的艺术在于创造一个比现实本身更真实的世界。
In a world filled with hate, we must still dare to hope. In a world filled with anger, we must still dare to comfort. In a world filled with despair, we must still dare to dream. In a world filled with distrust, we must still dare to believe.
The most powerful tool the Fed has is the power of communication.
可持续发展不是一种选择,而是生存的必要条件。
一切变化都遵循法则。
采矿创新不是可选的——它对生存和发展至关重要。
理解的提高有两个目标:首先,我们自己的知识增长;其次,使我们能够将这些知识传递给他人。