The best way to give assistance to those who are deeply embarrassed and to calm them down is to praise them decisively.

Every extension of knowledge arises from making the conscious the unconscious.

Science rushes headlong, without selectivity, without "taste," at whatever is knowable, in the blind desire to know all at any cost.

The scaffolding must be removed once the house is built.

It is absolutely impossible for a subject to see or have insight into something while leaving itself out of the picture, so impossible that knowing and being are the most opposite of all spheres.

It is possible that the production of genius is reserved to a limited period of mankind's history.

But thus I counsel you, my friends: Mistrust all in whom the impulse to punish is powerful. They are people of a low sort and stock; the hangmen and the bloodhound look out of their faces. Mistrust all who talk much of their justice! Verily, their souls lack more than honey. And when they call themselves the good and the just, do not forget that they would be pharisees, if only they had-power.