LA boy, can you explain why the Arizal said that one is to learn sifrei mussar all year round? He’s quoted in the Ba’er Heitev 603:1 (as well as in the Mishna Berura there, but of course, that’s not a source for you).
The Baal Hatanya in Hilchos Talmud Torah also says to learn sifrei mussar. Why?