Science Demands Patience.

The Difference Between Machines And Human Beings Is That Human Beings Can Be Reproduced By Unskilled Labour.

I Sometimes Think That The Universe Is A Machine Designed For The Perpetual Astonishment Of Astronomers.

When I Start On A Book, I Have Been Thinking About It And Making Occasional Notes For Some Time... So I Have Lots Of Theme, Locale, Subjects And Technical Ideas... I Don't Worry About Long Periods Of Not Doing Anything. I Know My Subconscious Is Busy.

Some Things Have Eternal Value, And Compassion Is One Of Them. I Hope We Never Lose That. Compassion For Humans As Well As Animals.

When Beauty Is Universal, It Loses Its Power To Move The Heart, And Only Its Absence Can Produce Any Emotional Effect.