Zen Roshi, Lola McDowell Lee, recounts Chuang Tzu’s advice: the purpose of a fish trap is to catch fish, and once the fish are caught, the trap is forgotten. So too with words — once an idea is truly grasped, the words that carried it should be released. Yet we find this nearly impossible. Words stick. They cling to the mind and take on a life of their own, trapping the very people who use them.

She illustrates with two ancient stories. In Egyptian lore, a god wished to thank humanity for its devotion and decided to give people the gift of words — only to be warned by the great god Ra that this would put them in bondage.

And the Buddha’s tale of five men who crossed a flooded river in a small boat. So grateful were they that the boat had saved their lives, they would not leave it behind. And so they hoisted the boat onto their heads a ...