There is something genuinely restorative about being unguardedly, uncomplicatedly happy in public. And this is the night the Jewish calendar sets aside for exactly that.
Learn how the verse Torah Tzivah in the last Torah portion, which describes Torah as an unforsaken inheritance, conveys the theme of Simchat Torah. Understanding the level of joy on Pesach, Shavuot and Sukkot, together with the advantage of Teshuvah, sheds light on the joy of Simchat Torah.