The most certain test by which we judge whether a country is really free is the amount of security enjoyed by minorities.

It is they [men of science] who hold the secret of the mysterious property of the mind by which error ministers to truth, and truth slowly but irrevocably prevails. Theirs is the logic of discovery, the demonstration of the advance of knowledge and the development of ideas, which as the earthly wants and passions of men remain almost unchanged, are the charter of progress, and the vital spark in history.

History provides neither compensation for suffering nor penalties for wrong.

Though oppression may give rise to violent and repeated outbreaks, like the convulsions of a man in pain, it cannot mature a settled purpose and plan of regeneration, unless a new notion of happiness is joined to the sense of present evil.

The fate of every democracy, of every government based on the sovereignty of the people, depends on the choices it makes between these opposite principles, absolute power on the one hand, and on the other the restraints of legality and the authority of tradition.

Whenever a single definite object is made the supreme end of the State, be it the advantage of a class, the safety of the power of the country, the greatest happiness of the greatest number, or the support of any speculative idea, the State becomes for the time inevitably absolute. Liberty alone demands for its realization the limitation of the public authority, for liberty is the only object which benefits all alike, and provokes no sincere opposition.

Be not content with the best book; seek sidelights from the others; have no favourites.