Once again, only religion can answer the question of the purpose of life. One can hardly be wrong in concluding that the idea of life having a purpose stands and falls with the religious system.

What is characteristic of illusions is that they are derived from human wishes.

No one who, like me, conjures up the most evil of those half-tamed demons that inhabit the human breast, and seeks to wrestle with them, can expect to come through the struggle unscathed.

Look into the depths of your own soul and learn first to know yourself, then you will understand why this illness was bound to come upon you and perhaps you will thenceforth avoid falling ill.

Not to know the past is to be in bondage to it, while to remember, to know, is to be set free.

[The child receives impressions like] a photographic exposure that can be developed after any interval of time and transformed into a picture.

The price of civilization is instinctual renunciation.