Whoever has witnessed another's ideal becomes his inexorable judge and as it were his evil conscience.

Once upon a time, in some out of the way corner of that universe which is dispersed into numberless twinkling solar systems, there was a star upon which clever beasts invented knowing.

Men use a new lesson or experience later on as a ploughshare or perhaps also as a weapon; women at once make it into an ornament.

What an age experiences as evil is usually an untimely reverberation echoing what was previously experienced as good--the atavismof an older ideal.

Ten truths must you find during the day; otherwise will you seek truth during the night, and your soul will have been hungry.

Whoever feels predestined to see and not to believe will find all believers too noisy and pushy: he guards against them.

Do ask yourself why you, the individual, exist, and if you can get no other answer try for once to justify the meaning of your existence as it were a posteriori by setting before yourself an aim, a goal, a 'to this end', an exalted and noble 'to this end'.