To be alive spiritually man must have union with God and must be conscious of it. Apart from this union his religious life will be an empty drudgery, a mere imitation of true spirituality.
As the shell, the pith and the kernel of the fruit are all produced form one parent seed of the tree, so from the one Lord is produced the whole of creation, animate and inanimate, spiritual and material.
There are laws in some countries, I believe, which prohibit anyone from following you in the street, and if someone does, he can be arrested and put into prison. So, spiritually, I wish there were a police system which would put people into a spiritual prison for following others. In fact, it does happen automatically.