If elephants didn't exist, you couldn't invent one. They belong to a small group of living things so unlikely they challenge credulity and common sense.

Before sight and sound hijacked our attention, we shared with all life a sort of common sense, a chemical sense that depended on direct contact with matter in the water or the air.

Common sense is not so common.

With age comes common sense and wisdom.

Common sense is the genius of humanity.

Common sense tells us that the things of the earth exist only a little, and that true reality is only in dreams.