He is a very bad manager of honey who leaves nothing to lick off his fingers.
More French Proverbs:
Those who shine in the second rank, are eclipsed by the first.French
In borrowing an angel, in repaying a devil.
French
Feather by feather the goose can be plucked.
French
But for all that the honest man has not got his purse.
French
There's no showing the wolf to a bad dog.
French
You have to give time some time.
French