Superstition is rooted in a much deeper and more sensitive layer of the psyche than skepticism.

It is always a sign of an unproductive time when it concerns itself with petty and technical aspects [in philology], and likewiseit is a sign of an unproductive person to pursue such trifles.

Who are you then?" "I am part of that power which eternally wills evil and eternally works good.

Alas, I have studied philosophy, the law as well as medicine, and to my sorrow, theology; studied them well with ardent zeal, yet here I am, a wretched fool, no wiser than I was before.

Nature has neither core nor skin: she’s both at once outside and in.

Be always resolute with the present hour. Every moment is of infinite value.

If a poet would work politically, he must give himself up to a party; and so soon as he does that, he is lost as a poet.