preach water and drink wine

take on water

To be in an increasingly difficult or risky situation; to falter or be…

in the drink

In or into a body of water.

preach to the choir

To speak as if to convince a person or group of something they already…

preach to deaf ears

To attempt to persuade a party that does not wish to listen or cannot …

preach in the desert

To speak to or persuade a nearly nonexistent audience, or to an audien…