Knowledge must be gained by ourselves. Mankind may supply us with facts; but the results, even if they agree with previous ones, must be the work of our own minds.
Benjamin DisraeliDemagogues and agitators are very unpleasant, they are incidental to a free and constitutional country, and you must put up with these inconveniences or do without many important advantages.
Benjamin DisraeliThe most powerful men are not public men: a public man is responsible, and a responsible man is a slave. It is private life that governs the world.
Benjamin Disraeli