The best way to learn mathematics is to do mathematics.
这是《鬼吹灯》系列中描述盗墓行规的诗句,意指在古墓中点燃蜡烛,若蜡烛熄灭则需立即停止行动。
真正的谈话艺术不仅是在正确的地方说正确的话,而且是在诱惑的时刻不说错误的话。
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.