The Sanskrit word, atma means soul. so what exactly is the soul or atma? according to the Nyaya Darshan 1.10, iccha dvesha preyatna sukh dukh gyanani atmanah lingam iti – which means, that which manifests the qualities of desire, hatred, energy, pleasure, pain, cognition, is called the soul.
Atma a tiny particle?
Some think that soul or atma is a very small particle but in reality it is not the particle.