True happiness can only be achieved
 by serving the Lord. In this age of
 Kail-yuga the best way to do this is
 Sankirtana. Chanting the names of the

Lord. Singing and dancing in
 praise of the Lord is TRUE BLISS!
 All glories to Lord Caitanya!!!

 His Divine Grace A.C. Bhaktivedanta Swami Prabhupada

Discuses Chanting the Maha Mantra. 

Prabhupada Tells you to Chant Hare Krsna, Hare Krsna, Krsna Krsna, Hare Hare, Hare Rama, Hare Rama, Rama Rama, Hare Hare.