Amoeba has her picture in the book, Proud Protozoon!-Yet beware of pride, All she can do is fatten and divide; She cannot even read, or sew, or cook... The Worm can crawl But has no eyes to look. The Jelly-fish can swim But lacks a bride.

How unfortunate for mankind that the Lord is reported by Holy Writ as having said 'Vengeance is mine!'

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.

As political and economic freedom diminishes, sexual freedom tends to compensatingly increase and the dictator... will do well to encourage that freedom in conjunction with the freedom to daydream under the influence of dope, movies, and radio. It will help to reconcile his subjects to the servitude which is their fate.

Evolution is nothing but matter become conscious of itself.

Darwinism removed the whole idea of God as the creator from the sphere of rational discussion.

Evolution... is the most powerful and the most comprehensive idea that has ever arisen on Earth.