Wants the horse to be good and at the same time want the horse not to eat hay.

Wants the horse to be good and at the same time want the horse not to eat hay. — The moral of this proverb, or a meaning could be You can’t have your cake and eat it too (English equivalent). It’s used when someone has an unrealistic expectation. And ‘good’ and ‘hay’ rhyme in Mandarin. (This is a rough translation from a Chinese proverb)