The Existence of god is uncertain, but it would be better for His reputation if He didn't
The Existence of god is doubtful on the grounds that extraordinary claims require extraordinary evidence.
The Existence of god is not reasonable if approached through reason; but feeling is overwhelmingly in favor of such belief.
The Existence of god must be questioned with boldness, because if there is a God, he must more approve of the homage of reason than that of blindfolded fear.
The Existence of god is dismissible on the grounds that what can be asserted without proof can be dismissed without proof..
The Existence of god is uncertain, but if there is a God, He has done such a bad job that he isn't worth discussing.
The Existence of god is, by definition, unprovable — A God who let us prove his existence would be an idol.
The Existence of god is no easier to demonstrate for man as it would be for Sherlock Holmes to demonstrate the existence of Arthur Conan Doyle.