Rambam Mishneh Torah – Divrei Hashkafa by Rav Mayer Twersky

The Need for Articulateness in Tefillah

Davening Nochach HaMikdash

Essence of Tefillah: What’s on Your Mind

Davening for Others

Tzrochin She’hu Tzorich Lo’hien

Tefillah = Focus, Distinct from Shevach + Bakosha + Hoda’ah

Avodah She’Ba’lev, Part 3

Avodah She’Ba’Lev, part 2

Mitzva of Teshuva on Yom Kippur (Hil. Teshuva 2:7)

Hilchos Teshuva: Environment of Sin. Before Hashem.