Lower self induce the falsehood of ego to gratify senses, higher self makes one to ascend within self to cross the horizon of self and the Maya, lower self attach the spirit with truth of this world which may be indifferent to self in long run, but higher self may lead to the truth of cause to attain the serene truth of blissful unison, by the grace of holy Saints, man may activate the higher self for eternal cause,
Jai sri Sat Guru Baba Lal Dayal ji