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.

The implications of the transfer of full sovereignty from separate nations to a World Organization. . .Political unification in some sort of World Government will be required. . .Even though. . . any radical eugenic policy will be for many years politically and psychologically impossible, with the greatest care, and that the public mind is informed of the issues at stake so that much that now is unthinkable may at least become thinkable.

The god hypothesis is no longer of any pragmatic value for the interpretation or comprehension of nature, and indeed often stands in the way of better and truer interpretation. Operationally, God is beginning to resemble not a ruler, but the last fading smile of a cosmic Cheshire Cat.

It is easier to believe that there was nothing before there was something than that there was something before there was nothing.

Words are tools which automatically carve concepts out of experience.

Evolution is nothing but matter become conscious of itself.

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