They cannot, however, get rid of these without having right knowledge of the essential seven fundamentals. Our real concern is to remove unhappiness and become happy. Tattva' means real nature of a substance. The purport of a substance, as it is, is 'Tattva'. Kindly explain these in brief.
Soul is intrinsically an embodiment of knowing activity and perception.
Devoid of knowing activity and perception, totally different from soul, are all non-soul entities. Matter and others are all non-soul objects. Different from all non-soul elements, the sentient being is the soul. I am that soul. The rest of the five substances are non-soul objects.