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.
It's harder to confess the sin that no one believes in Than the crime that everyone can appreciate. For the crime is in relation to the law And the sin is in relation to the sinner.
In addition to the social pressures from the scientific community there is also at work a very human trait of individual scientist. I call it the law of the instrument , and it may be formulated as follows: Give a small boy a hammer, and he will find that everything he encounters needs pounding. It comes as no particular surprise to discover that a scientist formulates problems in a way which requires for their solution just those techniques in which he himself is especially skilled.
In former times the chief method of justifying the use of violence and thereby infringing the law of love was by claiming a divine right for the rulers: the Tsars, Sultans, Rajahs, Shahs and other heads of states.
It must be remembered that there is no real reason to expect anything in particular from mankind; good and evil are local expedients - or their lack - and not in any sense cosmic truths or laws.