The Enlightenment needs more shadow; the Romantic Movement less.

Lonely people keep up a ceaseless flow of commentary on themselves.

Studying the past may suggest new ways of going wrong.

Anyone who feels like a fool has made a good beginning.

Every book teaches a lesson, even if the lesson is only that one has chosen the wrong book.

Analysis is more likely to adjust evidence than to adjust itself.

Beware of wallflowers. They expect to have everything done for them.