Earth is a great place for our type of life to pop up, because out type of life is well adapted to it. Imagine a puddle somehow gaining sentience. It would like

Earth is a great place for our type of life to pop up, because out type of life is well adapted to it. Imagine a puddle somehow gaining sentience. It would likely be amazed at how well designed its "world" was: the divet, slow draining and puddle shaped is just right for a puddle like me! The reality is that if we are the only puddle we can imagine, then of course our puddle hole will be the most aminable place in the entire galaxy for puddles.