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...that all he had to do was go outside and look at a tree to know that there's a god.

While other Theists are not THAT ridiculous about it, there ARE a lot of Theists who say "All you have to do is look at his creation to know that there's a god".

Pretty weak.

If you are a rational, logical, thinking human being, you know that there is no REAL evidence for the existence of god(s).

If there was, there would be no need for faith (ie. belief without evidence).