I was quite depressed two weeks ago when I spent an afternoon at Brentano's Bookshop in New York and was looking at the kind of books most people read. That seems to be hopeless; once you see that you lose all hope.

Nothing is more securely lodged than the ignorance of the experts.

Wherever liberty as we understand it has been destroyed, this has almost always been done in the name of some new freedom promised to the people

The Germans would appear as the disturbers of peace, as they already do to some people, merely because they were the first to take the path along which all the others were ultimately to follow.

Once wide coercive powers are given to governmental agencies for particular purposes, such powers cannot be effectively controlled by democratic assemblies.

I have come to feel strongly that the greatest service I can still render to my fellow men would be that I could make the speakers and writers among them thoroughly ashamed ever again to employ the term "social justice.

The social sciences, like much of biology but unlike most fields of the physical sciences, have to deal with structures of essential complexity, i.e. with structures whose characteristic properties can be exhibited only by models made up of relatively large numbers of variables.