The children are in very exotic stage by their own nature. the adults are in search of joy or bliss bit they are not aware that they are in search of their own childhood - Sri Balarishi
Maha Guru Poornima is also known as VyasarPoornima. Though any Full Moon day is the best day for the seekers to be in the presence of their Guru as the receptivity of the Seeker will be more. It is believed that all the Gurus visit the Earth to bless the Seeker.
In Guru Poornima, lots of Bhajans, Sathsangs and Meditation program would take place in the presence of Sri Balarishi.