"

Knowledge rests not upon truth alone, but upon error also.

"

Man is not a machine that can be remodelled for quite other purposes as occasion demands, in the hope that it will go on functioning as regularly as b...more

"

The psychotherapist learns little or nothing from his successes. They mainly confirm him in his mistakes while his failures on the other hand are p...more

"

All the works of man have their origin in creative fantasy. What right have we then to depreciate imagination.

"

Man needs difficulties they are necessary for health.

"

We should not pretend to understand the world only by the intellect. The judgement of the intellect is only part of the truth.

"

The healthy man does not torture others - generally it is the tortured who turn into torturers.