We should not forget that our tradition is one of protest and revolt, and it is stultifying to celebrate the rebels of the past ... while we silence the rebels of the present.

History is a jangle of accidents, blunders, surprises and absurdities, and so is our knowledge of it, but if we are to report it at all we must impose some order upon it.

The American people...have a stake in non-conformity. For they know that the American genius is non-conformist.

It seems fair to say that while the moral standards of the nineteenth century persisted almost unchanged into the twentieth, moral practices changed sharply, and that though the standards of the nineteenth century persisted the institutions that had sustained them and the sanctions that had enforced them lost influence and authority.

It is probably safe to say that over a long period of time, political morality has been as high as business morality.

Change does not necessarily assure progress, but progress implacably requires change.

Men in authority will always think that criticism of their policies is dangerous. They will always equate their policies with patriotism, and find criticism subversive.