yes. its about knowing ur mind and inner self. it will dramatically change ur perceptive in ur life. u will see this world from different dimension
of course it is dude because the spirit is actually much bigger than the body and much harder to discover : just think about it ; does a robot have a spirit ????? well no because he is a human made product that he can't be like us . do u know what the difference between a robot and a human : is that important thing called a spirit .
yes without it you will not get laid