“The five senses offer us five different ways of shutting out reality. What is intuition and what does it perceive?”

“Wandering across a city walking often quite alone, down dark alleys, through unfrequented districts and debouching suddenly onto main thoroughfares where for a spell one follows the main stream, i...”

“It is in the company of others that one can be really lonely, for then one's personality is forced openly to try to express what it's separate individuality is.”

“Don't build yourself an ivory tower" the moralists say. But I am an ivory tower by the mere fact that I am. On the crude physical level the body is a frame of (ivory) bones on which the muscles are...”

“Just as one can arrange bits of iron, etc, into a hermetically sealed box which imprison other pieces of matter, so one can arrange thoughts into a box too, which effectively imprisons other thoughts.”

“It is no ipso facto escape from dogma to assert (knowingly or not) non-dogmatism dogmatically.It is no ipso facto escape from credulity to believe in one's own scepticism.”

“Just as in the body, eye and ear develop as organs of perception, as senses for bodily processes, so does a man develop in himself soul and spiritual organs of perception through which the soul and...”

“The most perfidious way of harming a cause consists of defending it deliberately with faulty arguments.”

“An ordinary mirror is silvered at the back but the window of the night train has darkness behind the glass. My face and the faces of other travellers were now mirrored on this darkness in a success...”