- Eternal Self
 - As opposed to Buddhist concept of anattā
- {I initially was under the impression that Hinduism and Buddhism were quite similar; I believe this is the biggest differentiating quality}
 
 
etymology
- Sanskrit
 - “Essense, breath”
 - Earliest use in Rig Veda
 
history
- Krishna explains to Arjuna in verses 10-30 of second chapter in Bhagavad Gita