Shrinking away from death is something unhealthy and abnormal which robs the second half of life of its purpose.

...consciousness can keep only a few images in full clarity at one time, and even this clarity fluctuates.

The wise man who is not heeded is counted a fool, and the fool who proclaims the general folly first and loudest passes for a prophet and Führer, and sometimes it is luckily the other way round as well, or else mankind would long since have perished of stupidity.

The creative mind plays with the object it loves.

Never do human beings speculate more, or have more opinions, than about things which they do not understand.

Active imagination requires a state of reverie, half-way between sleep and waking.

Mistakes are, after all, the foundations of truth, and if a man does not know what a thing is, it is at least an increase in knowledge if he knows what it is not.