Willy, no one has had a shot at this.
Here's what I know from scant reading:
Old Charles doesn't literally translate, apparently, but has been called a 'nickname' of sorts, like Old Bean or Old Bill or Kilroy, for that matter.
Willie and Joe (Bill Mauldin) with a Gaellic tweeest.
Perhaps. Perhaps not - there are many here with tons more experience. This is what my brainpan retained.
Something along the lines of "Dude!', summat.
"A King may move a man, a father may claim a son,
but remember that even when those who move you be Kings,
or men of power, your soul is in your keeping alone.
When you stand before God, you cannot say,
"But I was told by others to do thus."
"Virtue was not convenient at the time."
This will not suffice.."
-Baldwin Four of The Baldwin Piano Company