To have opened a desk or drawer of Mirah's, and pocketed any bank-notes found there, would have been to his mind a sort of domestic appropriation which had no disgrace in it; the degrees of liberty a man allows himself with other people's property being often delicately drawn, even beyond the boundary where the law begins to lay its hold--which is the reason why spoons are a safer investment than mining shares. 
If Lapidoth had found and pocketed any bank-notes of Mirah's, he would have considered it a sort of domestic appropriation which held no disgrace;