Common sense cannot be relied at all times. When one puts a shell to the ear and listens what sound one hears is not of sea.
Common sense made you connect a seashell with the sound. It is not the sea but requires instead scientific explanation. Spectral resonance it is called.
Common sense makes you wonder how trees can grow in the Tundra. Being covered in snow would make the trees colder, in fact, the snow acts as insulation for the trees helping them stay warmer.
Two parallel lines meet at infinity. Common sense make u balk at the idea. Does it not? Think of miracle as divine commonsense.