One of the most important teachings from the Bible of Jewish mysticism, "the Tanya" is that Judaism, even the commandments to love and fear (have reverence) for God, is not about emotions – I remember a very clever man once told me, that in many churches it is all about emotions – You see, in Kabbalistic literature, our world is called "the world of action" – the ultimate test is not what we feel (which in any way constantly changes, as you can well tell) rather what we do