What is the good of telling a community that it has every liberty except the liberty to make laws? The liberty to make laws is what constitutes a free people.
To ask about the 'source' of rights or morals assumes an erreous conclusion. To ask about the source of morals is to assume that such a source exists. As if it existed outside of human constructed systems. The 'source' is the human ability to learn from experience and to entrench rights in our laws and in our consciousness. Our rights come from our long history of wrongs.
It seems as though mankind has forgotten the laws of its divine Saviour, Who preached love and forgiveness of injuries—and that men attribute the greatest merit to skill in killing one another.
I have no doubt that if an actual ticking bomb situation were to arise, our law enforcement authorities would torture. The real debate is whether such torture should take place outside of our legal system or within it. The answer to this seems clear: If we are to have torture, it should be authorized by the law.
Religion has no business to formulate social laws and insist on the difference between beings, because its aim and end is to obliterate all such fictions and monstrosities.