The only limit to our realization of tomorrow is our doubts of today.

The best teacher is the one who suggests rather than dogmatizes, and inspires his listener with the wish to teach himself.

"The true measure of a man is how he treats someone who can do him absolutely no good."

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。