My wife, a school teacher, always is after me for using "good" when I should use "well". This summer she asked me why the sprinklers were not running and I explained that the "good" was dry.
That's all well and good.
If they were different, how could the phrase be redundant?
From:
Well and good | Define Well and good at Dictionary.com
well and good
Acceptable, all right, as in If you can get a better discount elsewhere, well and good . This redundant phrase was first recorded in 1699.