MANDUKYA UPANISAD
Human consciousness:- It analyses the entire range of human consciousness in the three states of:- 1. Waking state ( Jagret ) 2. Dream ( Svapna ) 3. Dreamless deep sleep ( Susupti ) These are common to all men
Awareness of Jeevatma (Self ), which is part of Paramatma ( Lord/ God/ Infinite/ Truth/Reality/ Chaithanyam/ Sakthi....) within us, Knowing this truth doing Karma, happily, honestly, sincerely, with full dedication, involvement, submitting the true Sadkarma to the Lord, with Sama bhuddhi, without the fear of consequence, result, Ready to face and accept the return as Lord's Prasadam, is ATMEEYAM.