A God capable of continuously monitoring and controlling the individual status of every particle in the universe cannot be simple. His existence is going to need a mammoth explanation in its own right.

If it is solely an evolutionary convenience, there is really no such thing as good or evil.

Humans have more moral responsibility perhaps, because they are capable of reasoning.

...it is a telling fact that, the world over, the vast majority of children follow the religion of their parents rather than any of the other available religions.

However statistically improbable the entity you seek to explain by invoking a designer, the designer himself has got to be at least as improbable. God is the Ultimate Boeing 747

The idea of tiny changes cumulated over many steps is an immensely powerful idea, capable of explaining an enormous range of things that would be otherwise inexplicable.

Blindness to suffering is an inherent consequence of natural selection. Nature is neither kind nor cruel but indifferent.