人工智能的挑战不仅仅是构建能够执行任务的系统，而是构建能够学会执行任务的系统。
"The challenge in AI is not just to build systems that can perform tasks, but to build systems that can learn to perform tasks."
"To be a human being means to possess a sense of guilt."
To understand the universe, you must understand the language in which it is written, and that language is mathematics.
"The only way to do great work is to love what you do."
The value of an economic model lies in its ability to explain and predict.