The Human Race May Well Become Extinct

There Have Been Poverty, Pestilence, And Famine, Which Were Due To Man's Inadequate Mastery Of Nature. There Have Been Wars, Oppressions And Tortures Which Have Been Due To Men's Hostility To Their Fellow Men.

It Must Not Be Supposed That The Subjective Elements Are Any Less 'real' Than The Objective Elements; They Are Only Less Important... Because They Do Not Point To Anything Beyond Ourselves.

Neither Acquiescence In Skepticism Nor Acquiescence In Dogma Is What Education Should Produce.

The Only Thing That Will Redeem Mankind Is Cooperation.

Inferences Of Science And Common Sense Differ From Those Of Deductive Logic And Mathematics In A Very Important Respect, Namely, When The Premises Are True And The Reasoning Correct, The Conclusion Is Only Probable.