What person, confined in a small room with nothing but a tea-cosy, will not eventually put the tea-cosy on their head?

The only normal people are the ones you don't know very well.

Every pampered child becomes a hated child.... There is no greater evil than the pampering of children.

It is well known that those who do not trust themselves never trust others.

To be a human being means to possess a feeling of inferiority which constantly presses towards its own conquest. The greater the feeling of inferiority that has been experienced, the more powerful is the urge for conquest and the more violent the emotional agitation.

I am grateful for the idea that has used me.

The human mind shows an urge to capture into fixed forms through unreal assumptions, that is, fictions, that which is chaotic, always in flux, and incomprehensible. Serving this urge, the child quite generally uses a scheme in order to act and to find his way. We proceed much the same when we divide the earth by meridians and parallels, for only thus do we obtain fixed points which we can bring into a relationship with one another.