Friday Cheshvan 21 5704
Torah Lesson: Chumash: Chayei Sara, Shishi with Rashi.
Tehillim: 104-105.
Tanya: This is the (p. 581) ...ch. 38, see there. (p. 583).

It is the avoda of davening which brings the comprehension of the brain into the emotional sensitivity of the heart - and (also brings) both of them together into the practical avoda of performing mitzvot with fear-of-Heaven and acquiring fine character-traits.