人工智能的关键在于知识的表征。
The key to artificial intelligence is the representation of knowledge.
"The world is always going to be dangerous, and people are always going to be good and bad."
伟大的事情永远不会来自舒适区。
"Writing is a way of talking without being interrupted."
自然是无情且不可改变的，它不在乎其隐藏的原因和行为是否能为人类所理解。
城市从不沉睡，它的黑暗也是如此。
Fear is such a powerful emotion for humans that when we allow it to take us over， it drives compassion right out of our hearts.