Every vice was once a virtue, and may become respectable again, just as hatred becomes respectable in wartime

Every science begins as philosophy and ends as art

Knowledge is the eye of desire and can become the pilot of the soul

History is mostly guessing the rest is prejudice

One of the lessons of history is that nothing is often a good thing to do and always a clever thing to say

Every form of government tends to perish by excess of its basic principle

In my youth I stressed freedom, and in my old age I stress order. I have made the great discovery that liberty is a product of order

Drunkenness was in good repute in England till "Bloody Mary" frowned upon it; it remained popular in Germany. The French drank more stably, not being quite so cold

The most interesting thing in the world is another human being who wonders, suffers and raises the questions that have bothered him to the last day of his life, knowing he will never get the answers

The love we have in our youth is superficial compared to the love that an old man has for his old wife