Four Levels of understanding Torah

Laura L. Oviatt (
Mon, 5 May 1997 12:39:17 +0000

Irene Bleiweiss <> wrote:
> ...discussion of the rivers flowing
> from/to Gan Eden... am trying to understand it on
> each of the 4 levels (PRDS) that Moses taught after receiving the Torah.

Please enlighten a very eager but not yet well-educated Jew as to
what the "four levels" are/mean?