Travel doesn't merely broaden the mind. It makes the mind.

And when you look along the way we've come, there are spirals of vultures wheeling.

Walking is a virtue, tourism is a deadly sin.

Richard Lee calculated that a Bushman child will be carried a distance of 4,900 miles before he begins to walk on his own. Since, during this rhythmic phase, he will be forever naming the contents of his territory, it is impossible he will not become a poet.

The usual run of children's books left me cold, and at the age of six I decided to write a book of my own. I managed the first line, 'I am a swallow.' Then I looked up and asked, 'How do you spell telephone wires?

Sluggish and sedentary peoples, such as the Ancient Egyptians-- with their concept of an afterlife journey through the Field of Reeds-- project on to the next world the journeys they failed to make in this one.

And the formation of man is the most pressing problem facing humanity.