Drunkenness Is Temporary Suicide.

A Life Without Adventure Is Likely To Be Unsatisfying, But A Life In Which Adventure Is Allowed To Take Whatever Form It Will Is Sure To Be Short.

What The World Needs Is Not Dogma But An Attitude Of Scientific Inquiry.

One Is Often Told That It Is A Very Wrong Thing To Attack Religion, Because Religion Makes Men Virtuous. So I Am Told; I Have Not Noticed It.

Science May Set Limits To Knowledge, But Should Not Set Limits To Imagination.

Is There Any Knowledge In The World Which Is So Certain That No Reasonable Man Could Doubt It?