The fidelity of a dog is a precious gift demanding no less binding moral responsibilities than the friendship of a human being.

The fidelity of a dog is a precious gift.

All scientific knowledge to which man owes his role as master of the world arose from playful activities.

I believe that present day civilized man suffers from insufficient discharge of his aggressive drive

We do not take humor seriously enough.

I am convinced that of all the people on the two sides of the great curtain, the space pilots are the least likely to hate each other. Like the late Erich von Holst, I believe that the tremendous and otherwise not quite explicable public interest in space flight arises from the subconscious realization that it helps to preserve peace. May it continue to do so!

Just thinking that my dog loves me more than I love him, I feel shame.