It (the dash ) is a comfortable punctuation mark since even the most rigorous critic can seldom claim that any particular example of it is a misuse. Its overuse is its greatest danger, and the writer who can't resist dashes may be suspected of uncoordinated thinking.

Freedom of speech and freedom of action are meaningless without freedom to think. And there is no freedom of thought without doubt.

We see what we want to see, and observation conforms to hypothesis.

Legislators who are of even average intelligence stand out among their colleagues. . . . A cultured college president has become as much a rarity as a literate newspaper publisher. A financier interested in economics is as exceptional as a labor leader interested in the labor movement. For the most part our leaders are merely following out in front; they [only] marshal us in the way that we are going.

Lying is an indispensable part of making life tolerable.

We may be through with the past, but the past is not through with us.

That is the essence of a witch-hunt, that any questioning of the evidence or the procedures in itself constitutes proof of complicity.