Since joy has fallen into exile amongst the nations and their foolishness, the main and only way to extract this joy is by acting silly, telling jokes, etc. and when a Jew is then happy, he thus rectifies and elevates this joy and Divine Presence back to it's source - i.e. by the Jewish Nation etc.
For more on Breslov Therapy:
breslovtherapy.com
WhatsApp: +1-732-800-1863
To sponsor a class: paypal.me/meirelkabas