For nothing ought to be posited without a reason given, unless it is self-evident (literally, known through itself) or known by experience or proved by the authority of Sacred Scripture.

Whenever two hypotheses cover the facts, use the simpler of the two.

Entities are not to be multiplied beyond necessity.

Plurality is not to be posited without necessity.

With all things being equal, the simplest explanation tends to be the right one.

My God is the green tide in the spring leaves the redness of cherries high in the air the excitement of shooting stars the song of birds in summer branches the sunrise on a winter's morning the name of everything we don't understand.

God's existence cannot be deduced by reason alone.