Billions And Billions.

Books Are Key To Understanding The World And Participating In A Democratic Society.

The Reappearance Of The Crescent Moon After The New Moon; The Return Of The Sun After A Total Eclipse, The Rising Of The Sun In The Morning After Its Troublesome Absence At Night Were Noted By People Around The World; These Phenomena Spoke To Our Ancestors Of The Possibility Of Surviving Death. Up There In The Skies Was Also A Metaphor Of Immortality.

Books Break The Shackles Of Time, Proof That Humans Can Work Magic.

The Surface Of The Earth Is The Shore Of The Cosmic Ocean.

There Are Many Other (besides Testosterone) Behaviour-eliciting Hormones Fundamental For Humen Well-being, Including Estrogen And Progesterone In Females. The Fact That Complex Behavioural Patterns Can Be Triggered By A Tiny Concentration Of Moleculas Coursing Through The Bloodstream, And That Different Animals Of The Same Species Generate Different Amounts Of These Hormones, Is Something Worth Thinking About When It's Time To Judge Such Matters As Free Will, Individual Responsibility, And Law And Order.