Hasidism
Hassidic Stories Archive - https://www.nishmas.org/htmldocs/stories.html
Hasidic master Dov Ber of Mezeritch says: one should think of one's self as Ayin, and that "absolute all" and "absolute nothingness" are the same, and that the person who learns to think about himself as Ayin will ascend to a spiritual world, where everything is the same and everything is equal: "life and death, ocean and dry land." This reflects the orientation of Hasidism to internalise Kabbalistic descriptions to their psychological correspondence in man, making Deveikut (cleaving to God) central to Judaism. The populist aspect of Hasidism revived common folk through the nearness of God, especially reflected in Hasidic storytelling and the public activity of the Baal Shem Tov, Hasidism's founder. Dov Ber, uncompromising esoteric mystic and organiser of the movement's future leaders, developed the elite aspect of Hasidic meditation reflected in Bittul (annihilation of ego) in the Divine Ayin Nothingness.
Devekut (Hebrew: דביקות - "cleaving") – The "attachment" or "adherence" to God is a state of worship which goes beyond ecstasy (hitlahavut). Devekut is described as the state of self-transcendence into the divine. It is understood to be the highest goal of Jewish mystical striving. Some scholars have maintained that Hasidism is distinguished by its insistence that the starting point of religious life is complete adhesion to and communion with God. According to Gershom Scholem, the originality of Hasidism lies in the fact that the mystics of the movement did not simply cherish their attainment of devekut but undertook to teach its secrets to all