The ideal of 'one caste' or 'one religion' will never ever happen. At any point in time, the society will necessarily have four varnas or castes - Sudras (the working class), Vaishyas (the merchants), Kshatriyas (the warriors), and Brahmanas (priests and teachers). This division is to ensure that the society functions without chaos. The duties for each caste are clearly spelt out in the Shaastras. Every person should be proud to belong to his caste and carry out the duties ordained with pride. Nowhere in the Vedas or in the Shaastras untouchability is mentioned. The human society is filled with the six diseases of - kama, krodha, lobha, moha, mada and matsarya. Things like untouchability spring from these ills. It is sheer arrogance of a person to consider another as being inferior to him. Temples are institutions to unite people. Though God is omnipresent, ordinary people need a 'form' or 'rupa' to worship him. Saints and sages have established temples to enable all sections of the society to worship God. To protect and nourish the power present there, they constituted some rules to be followed and appointed people to take care. If any issues arise, people should refer to these aagama shaastras (temple rules) and not simply criticize the authorities concerned. Similarly, temple authorities should do all activities only in accordance with the shaastras. They don't have the power to interpret rules on their own. Just as a judge goes by what is mentioned in the constitution,