No planet is more earth-like than Earth itself, so if life really does pop up readily in earth-like conditions, then surely it should have arisen many times right here on our home planet? And how do we know it didn't? The truth is, nobody has looked.
“Everybody says, 'I have problems overcooking steak on the grill,' but just take it off earlier! Grilling is really common sense. It's very simple. You should think of a grill as a burner - it just happens to have grates. You shouldn't be intimidated by it.”
“You have to learn the rules of the game. And then you have to play it better than anyone else.”