Don't interrupt me while I'm interrupting.

If the present tries to sit in judgment of the past, it will lose the future.

Hitler knows that he will have to break us in this island or lose the war. If we can stand up to him, all Europe may be free, and life of the world may move forward into broad, sunlit uplands. But if we fall, then the whole world, including the United States, including all that we have known and cared for, will sink into the abyss of a new Dark Age... Let us therefore brace ourselves to our duties, and so bear ourselves that, if the British Empire and its Commonwealth last for a thousand years, men will still say, 'This was their finest hour.'

Some men change their party for the sake of their principles; others their principles for the sake of their party

The element of the unexpected and the unforeseeable is what gives some of its relish to life and saves us from falling into the mechanical thralldom of the logicians.

Before America entered the war [WW2] I knew we could not win it, but after she entered I knew we could not lose

A baboon in a forest is a matter of legitimate speculation; a baboon in a zoo is an object of public curiosity; but a baboon in your wife’s bed is a cause of the gravest concern.