The Greeks possessed a knowledge of human nature we seem hardly able to attain to without passing through the strengthening hibernation of a new barbarism.
Georg C. Lichtenberg
It is in the gift for employing all the vicissitudes of life to one's own advantage and to that of one's craft that a large part of genius consists.
The most perfect ape cannot draw an ape; only man can do that; but, likewise, only man regards the ability to do this as a sign of superiority.
There are very many people who read simply to prevent themselves from thinking.
To receive applause for works which do not demand all our powers hinders our advance towards a perfecting of our spirit. It usually means that thereafter we stand still.
There is no greater impediment to progress in the sciences than the desire to see it take place too quickly.