In the last analysis the entire field of psychology may reduce to biological electrochemistry.

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.

Civilization runs a greater risk if we maintain our present attitude to religion than if we give it up.

The ego refuses to be distressed by the provocations of reality, to let itself be compelled to suffer. It insists that it cannot be affected by the traumas of the external world; it shows, in fact, that such traumas are no more than occasions for it to gain pleasure.

Loneliness and darkness have just robbed me of my valuables.

What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.

The only person with whom you have to compare ourselves, is that you in the past. And the only per-son better you should be, this is who you are now.