Where questions of religion are concerned, people are guilty of every possible sort of dishonesty and intellectual misdemeanor.

The more the fruits of knowledge become accessible to men, the more widespread is the decline of religious belief.

The ego is first and foremost a bodily ego; it is not merely a surface entity, but is itself the projection of a surface. If we wish to find an anatomical analogy for it we can best identify it with the 'cortical homunculus' of the anatomists, which stands on its head in the cortex, sticks up its heels, faces

It is a great injustice to persecute homosexuality as a crime, and cruelty too

Life as we find it is too hard for us; it entails too much pain, too many disappointments, impossible tasks. We cannot do without palliative remedies.

The voice of reason is small, but very persistent.

The view is often defended that sciences should be built up on clear and sharply defined basal concepts. In actual fact no science, not even the most exact, begins with such definitions. The true beginning of scientific activity consists rather in describing phenomena and then in proceeding to group, classify and correlate them.