The very forces that liberty has set free work against the dangerous consequences of liberty.

When one paints an ideal, one does not need to limit one's imagination.

The genius of happiness is still so rare. To possess it means to approach life with the humility of a beggar, but to treat it with the proud generosity of a prince; to bring to its totality the deep understanding of a great poet and to each of its moments the abandonment and ingenuousness of a child.

At every step the child should be allowed to meet the real experience of life; the thorns should never be plucked from his roses.

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.

Education can give you a skill, but a liberal education can give you dignity.

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.