I wish I'd said that

I wish I'd said that

An expression usually of admiration for another's cleverness or disappointment that one didn't say such a thing oneself. Oh man, that's a great comeback—I wish I'd said that! I wish I'd said that, but no, I stammered like an idiot instead.
See also: said, that, wish
Farlex Dictionary of Idioms.

I wish I'd said that.

a comment of praise or admiration for someone's clever remark. Mary: The weed of crime bears bitter fruit. Sue: I wish I'd said that. Mary: I wish I'd said it first. John: Tom is simply not able to see through the airy persiflage of Mary's prolix declamation. Jane: I wish I'd said that. John: I'm sorry I did.
See also: said, that, wish
McGraw-Hill Dictionary of American Idioms and Phrasal Verbs.
See also:
  • wash (one's) hands of (someone or something)
  • wash hands of
  • wash one's hands of
  • wash your hands of
  • wash your hands of somebody/something
  • wash your hands of something/someone
  • for (one's) (own) sake
  • for sake
  • keep in sight
  • keep sight of (someone or something)