The effectiveness of work increases according to geometric progression if there are no interruptions.
Growing old is no more than a bad habit which a busy person has no time to form.
In literature as in love, we are astonished at what is chosen by others.
People are what you make them. A scornful look turns into a complete fool a man of average intelligence. A contemptuous indifference turns into an enemy a woman who, well treated, might have been an angel.
Conversation would be vastly improved by the constant use of four simple words: I do not know.
Without a family, man, alone in the world, trembles with the cold.
Men and women are not born inconstant: they are made so by their early amorous experiences.
If men could regard the events of their own lives with more open minds, they would frequently discover that they did not really desire the things they failed to obtain.
Above all things never be afraid. The enemy who forces you to retreat is himself afraid of you at that very moment.
Memory is a great artist. For every man and for every woman it makes the recollection of his or her life a work of art and an unfaithful record.
Self-pity comes so naturally to all of us. The most solid happiness can be shaken by the compassion of a fool.
A successful marriage is an edifice that must be rebuilt every day.
We appreciate frankness from those who like us. Frankness from others is called insolence.
No one can be profoundly original who does not avoid eccentricity.
The really great novel tends to be the exact negative of its author's life.
We owe to the Middle Ages the two worst inventions of humanity - romantic love and gunpowder.
The most important quality in a leader is that of being acknowledged as such. All leaders whose fitness is questioned are clearly lacking in force.
To be witty is not enough. One must possess sufficient wit to avoid having too much of it.
Smile, for everyone lacks self-confidence and more than any other one thing a smile reassures them.
The difficult part in an argument is not to defend one's opinion but rather to know it.
A marriage without conflicts is almost as inconceivable as a nation without crises.
A happy marriage is a long conversation which always seems too short.
Old age is far more than white hair, wrinkles, the feeling that it is too late and the game finished, that the stage belongs to the rising generations. The true evil is not the weakening of the body, but the indifference of the soul.
Style is the hallmark of a temperament stamped upon the material at hand.
If you create an act, you create a habit. If you create a habit, you create a character. If you create a character, you create a destiny.
If you value a man's regard, strive with him. As to liking, you like your newspaper - and despise it.
Modesty and unselfishness - these are the virtues which men praise - and pass by.