Dic: spoken/ well and good.

─ used to indicate calm acceptance, as of a decision.

─ If you say that something is all well and good, you are suggesting that it has faults or disadvantages, although it may appear to be correct or reasonable.

• It's all well and good for him to say he's sorry for dropping you, but has he told you why he did it?

─ You say well and good or all well and good to indicate that you would be pleased if something happens but you are aware that it has some disadvantages.

• If they arrive before I leave, well and good. If not, the responsibility will be mine.
• This is all well and good, but we have to look at the situation in the long term.

─ spoken. esp. BrE. used to say that something is good or enjoyable, but it also has some disadvantages.

• Going off on foreign holidays is all well and good, but you've got to get back to reality sometime.

...... Collins, COBUILD, LDOCE