Disorder increases with time because we measure time in the direction in which disorder increases.
We don't let animals suffer, so why humans?
It [AI] would take off on its own and redesign itself at an ever increasing rate. Humans, who are limited by slow biological evolution, couldn't compete and would be superseded.
Intelligence is the ability to adapt to change.
Science can explain the universe without the need for a Creator.
Nothing is better than reading and gaining more and more knowledge.