Never laugh at those who suffer; suffer sometimes those who laugh.

To be perfectly happy it does not suffice to possess happiness, it is necessary to have deserved it.

Have courage for the great sorrows of life and patience for the small ones; and when you have laboriously accomplished your daily task, go to sleep in peace.

All the human and animal manure which the world wastes, if returned to the land, instead of being thrown into the sea, would suffice to nourish the world.

Curiosity is one of the forms of feminine bravery.

To meditate is to labour; to think is to act.

Let the one fight for his flag, and the other for his ideal, and let them both imagine that they are fighting for the country; the strife will be colossal.