The executive of the modern state is but a committee for managing the common affairs of the whole bourgeoisie.

New opinions are always suspected, and usually opposed, without any other reason but because they are not already common.

Our most basic common link is that we all inhabit this planet. We all breathe the same air. We all cherish our children's future. And we are all mortal.

If we go far enough back, any two people on earth have a common ancestor.