最优财政政策要求税收随时间平滑,因为突然的变化会扭曲经济决策。
In all affairs, it's a healthy thing now and then to hang a question mark on the things you have long taken for granted.
The key to artificial intelligence has always been the representation.
人类不是存在物的主人,而是存在的牧羊人。
"I don't just want to be good. I want to be the best."