There comes a moment when the things one has written, even a traveler's memories, stand up and demand a justification. They require an explanation. They query, 'Who am I? What is my name? Why am I here?

Good communication is just as stimulating as black coffee, and just as hard to sleep after.

No one, it has been said, will ever look at the Moon in the same way again. More significantly can one say that no one will ever look at the earth in the same way. Man had to free himself from earth to perceive both its diminutive place in a solar system and its inestimable value as a life -fostering planet. As earthmen, we may have taken another step into adulthood. We can see our planet earth with detachment, with tenderness, with some shame and pity, but at last also with love.

Grief can't be shared. Everyone carries it alone. His own burden in his own way.

Travel Far, Pay No Fare... a book can take you anywhere.

I am beginning to respect the apathetic days. Perhaps they're a necessary pause: better to give in to them than to fight them at your desk hopelessly; then you lose both the day and your self-respect. Treat them as physical phenomena -- casually -- and obey them.

I had the feeling . . . that my experience was very different from other people’s. (Are we all under this illusion?)