Bill Moyers quoted Robert Hass, who quoted Joseph Campbell, who said that the beginning of all poetry is uneasiness about the food chain.
Bright autumn moon;
Pond snails crying
in the saucepan.
Can’t find the source–let me know if you have it. Jill Dennison identified the poet as Kobayashi Issa, translated by Robert Hass, and after reading him I agree. Thanks!