Indifference is the dead weight of history.

The people themselves are not a homogeneous cultural collectivity but present numerous and variously combined cultural stratifications which, in their pure form, cannot always be identified within specific historical popular collectivities.

After puberty the personality develops impetuously and all extraneous intervention becomes odious.... Now it so happens that parents feel the responsibility towards their children precisely during this second period, when it is too late.

History is at once freedom and necessity.

I'm a pessimist because of intelligence, but an optimist because of will.

The challenge of modernity is to live without illusions and without becoming disillusioned.

Pessimism of the spirit; optimism of the will.