A certain secret jealousy of the British Minister is always lurking in the breast of every American Senator, if he is truly democratic; for democracy, rightly understood, is the government of the people, by the people, for the benefit of Senators, and there is always a danger that the British Minister may not understand this political principle as he should.

History will die if not irritated. The only service I can do to my profession is to serve as a flea.

No man likes to have his intelligence or good faith questioned, especially if he has doubts about it himself.

Since [Rousseau's] time, and largely thanks to him, the Ego has steadily tended to efface itself, and, for purposes of model, to become a manikin on which the toilet of education is to be draped in order to show the fit or misfit of the clothes. The object of study is the garment, not the figure.

Some day science may have the existence of mankind in its power, and the human race commit suicide, by blowing up the world.

A parent gives life, but as parent, gives no more. A murderer takes life, but his deed stops there. A teacher affects eternity; he can never tell where his influence stops.

The proper study of mankind is woman.