Formerly, a nation that broke the peace, did not trouble to try and prove to the world that it was done solely from higher motives. ... Now war has a bad conscience. Now every nation assures us that it is bleeding for a human cause, the fate of which hangs in the balance of its victory ... No nation dares to admit the guilt of blood before the world.

Nothing would more effectively further the development of education than for all flogging pedagogues to learn to educate with the head instead of with the hand.

The emancipation of women is practically the greatest egoistic movement of the nineteenth century, and the most intense affirmation of the right of the self that history has yet seen.

Everything, everything in war is barbaric... But the worst barbarity of war is that it forces men collectively to commit acts against which individually they would revolt with their whole being.

Not observation of a duty but liberty itself is the pledge that assures fidelity.

the higher the development of women, the more they suffer from the 'patriotic' mandate to bear many children to replace the nation's losses. For they know that, from the point of view of their personal development as well as that of the race, fewer but better children are to be preferred.

Love is moral even without legal marriage, but marriage is immoral without love.