Likutei Sichos – Vol 02 p 471 ff Class 50. Daas, pnimiyus. What does depth really mean.  

Class One. Beginning and the end of the Ma’amar was discussed in this class. Amalaik can only get you after you leave Egypt (simple faith) and before you become rich (Pnimiyus HaMochin UMidos) when you enter the holy land.This is the meaning of Baderech (on the road) after you left Egypt (prior to the entry…