Everything I know, I know because of love.

In our day the feeling of patriotism is an unnatural, irrational, and harmful feeling, and a cause of a great part of the ills from which mankind is suffering, and that, consequently, this feeling - should not be cultivated, as is now being done, but should, on the contrary, be suppressed and eradicated by all means available to rational men.

Music is the shorthand of emotion.

I'm getting old, that's the thing! What's in me now won't be there anymore.

The religious superstition is encouraged by means of the institution of churches, processions, monuments, festivities....The so-called clergy stupefy the masses....They befog the people and keep them in an eternal condition of stupefaction.

Knowledge is real knowledge only when it is acquired by the efforts of your intellect, not by memory

A Russian should rejoice if Poland, the Baltic Provinces, Finland, Armenia, should be separated, freed from Russia; so with an Englishman in regard to Ireland, India and other possessions; and each should help to do this, because the greater the state, the more wrong and cruel is its patriotism, and the greater is the sum of suffering upon which its power is founded. Therefore, if we really wish to be what we profess to be, we must not only cease our present desire for the growth of the state, but we must desire its decrease, its weakening, and help this forward with all our might.