Introduction - The Real nature of material world
In the Fifteenth Chapter of the Bhagavad-gita, the real picture of the material world is given. It is said there:
urdhva-mulam adhah-sakham
asvattham prahur avyayam
chandamsi yasya parnani
yas tam veda sa veda-vit
Here the material world is described as a tree whose roots are upwards and branches are below.
Understanding the verse 15.1
We have experience of a tree whose roots are upward: if one stands on the bank of a river or any reservoir of water, he c

