Raipur, Aug 08 (ANI): Backing Prime Minister Narendra Modi’s recent comment on ‘gau rakshaks’, Chhattisgarh Chief Minister Raman Singh on Monday said the Prime Minister aims to change society’s perception towards the Dalits indulged in works like cremation and skinning of cow. PM Modi had yesterday asked the state governments to initiate strong against fake 'gau rakshaks' and also requested the true cow devotes to be aware so that some elements do not misuse their name.