Habit is a second nature which prevents us from knowing the first, of which it has neither the cruelties nor the enchantments.

• Everything great in the world comes from neurotics. They alone have founded our religions and composed our masterpieces.
• It is in moments of illness that we are compelled to recognize that we live not alone but chained to a creature of a different kingdom, whole worlds apart, who has no knowledge of us and by whom it is impossible to make ourselves understood: our body.
• Only through art can we emerge from ourselves and know what another person sees.
• A change in the weather is sufficient to recreate the world and ourselves.
• Words do not change their meanings so drastically in the course of centuries as, in our minds, names do in the course of a year or two.
• A powerful idea communicates some of its strength to him who challenges it.
• As long as men are free to ask what they must, free to say what they think, free to think what they will, freedom can never be lost and science can never regress.
• Let us be grateful to people who make us happy, they are the charming gardeners who make our souls blossom.
• Everything great in the world comes from neurotics. They alone have founded our religions and composed our masterpieces.
• Happiness is beneficial for the body, but it is grief that develops the powers of the mind.