Then if I may say so, your father sounds like a wise man. [Nope, Sebastian buys that explanation - looks like Leo is good. You'd think a demon in the soul-eating business would be able to sense something off about Leo, but... no. Too many presences around; he can't pick out individual differences when that's the case.]
A fitting quote or not, the good Hetherington is perhaps not the most on point person to quote on matters of the soul, minister or not. [There are enough thinkers to go to on that soul-searching, ha ha question.]