The frustrating part of being tagged 'controversial' is people go looking for trouble where there isn't any to look for.

Be content to seem what you really are.

History is a relentless master. It has no present, only the past rushing into the future. To try to hold fast is to be swept aside.

We admit that we are like apes, but we seldom realise that we are apes.

In less than a hundred years, we have found a new way to think of ourselves. From sitting at the center of the universe, we now find ourselves orbiting an average-sized sun, which is just one of millions of stars in our own Milky Way galaxy.