"Which one excites you more, that your child knows Gemoro by heart or l'havdil that he knows Shakespeare…" (source)

“I’m only starting in business, but l’havdil, at some point Rockefeller was only ‘starting in business.'” (NJY)

“'Rabbi, you speak as beautifully as that rabbi over on Thirteenth Street.' 'L’havdil.'” (NJY)

"As for this idea of the unborn child knowing the Torah, I recall some-
thing similar in Plato, lehavdil." (Glinert)