The sense of spiritual relief which comes from rejecting the idea of God as a supernatural being is enormous.

Evolution is nothing but matter become conscious of itself.

The human race will be the cancer of the planet.

...everything in psychosocial evolution which can properly be called advance, or progress, or improvement, is due directionaly to the increase or improvement of knowledge.

The zestful but scientific exploration of possibilities and of the techniques for realizing them will make our hopes rational, and will set our ideals within the framework of reality, by showing how much of them are indeed realizable.

The sense of spiritual relief which comes from rejecting the idea of God as a supernatural being is enormous.

Human potentialities constitute the world's greatest resource.