what is the real means of religion?

Let's go beneath in the roots of dharm.what is dharm?as it is said in gita,any thing which proves its existence in true manner,the capacity of proving its real identity nd meanings is called dharm.as agni's religion is its heat,winter's religion is its coolness,humans'relugion fulfill their karma.anything whichis proposef to follow its duty nd karma,it's called its religion.wat is frozen cold?as we hv severe cold now,it is nothing,winter is proving its existence. absence of heat in winter is called winter.we must be happy as winter is following its karma.,