Often we allow ourselves to be upset by small things we should despise and forget. We lose many irreplaceable hours brooding over grievances that, in a year's time, will be forgotten by us and by everybody. No, let us devote our life to worthwhile actions and feelings, to great thoughts, real affections and enduring undertakings.

Few are they who have never had a chance to achieve happiness- and fewer those who have taken that chance.

Without a family, man, alone in the world, trembles with the cold.

Our minds have unbelievable power over our bodies.

When you become used to never being alone, you may consider yourself Americanised

The minds of different generations are as impenetrable one by the other as are the monads of Leibniz.

Sincerity is glass, discretion is diamond.