> the one which bugs me once it was pointed out (even though I use it myself) is "to be honest...", which could carry the implication anything said without that qualifier may be dishonest.
If you change it to "To Be Perfectly Honest...", then it doesn't imply that everything else was dishonest, merely elided.
If you change it to "To Be Perfectly Honest...", then it doesn't imply that everything else was dishonest, merely elided.