Хасидус к Тегилим 142:3

It is very good for whoever is able to pour out conversation before Hashem Yitbarach with prayers for mercy and pleading, like a son pleading before his father - for has Hashem Yitbarach not already called us children, as it is written [Dvarim 14:1]: "You are children to Hashem your G-d". As such it is very good to give out one's conversation and agony before Him, as a son who complains before his father, attempting to reach his favour and mercy;