It is a milk-and-water affair as it is now, and won't amount to anything.
Only milk-and-water proprieties, tamely-virtuous platitudes.
But he was not a milk-and-water man; and, gentle as were his manners, he was an earnest man.
I like the spirit of him; there has been no milk-and-water drither, or lingering here.
He had no milk-and-water friends and no milk-and-water enemies.