It is not the same to be a tzadik ben tzadik where one has to work hard to live up to it and then he has double zechusim. The Mayanei shel Torah brings the Rebbi Meir from Premislan who says זה א-לי ואנוהו if a person recognizes his own G-d is beautiful but yichus G-d of my father might bring to gaive, haughtiness.
Menu