Has a man the right to kill himself? Yes, if his death harms no one and if life is an evil to him. When is life an evil? When it offers a man nothing but suffering and pain.
A mathematician of the first rank, Laplace quickly revealed himself as only a mediocre administrator; from his first work we saw that we had been deceived. Laplace saw no question from its true point of view; he sought subtleties everywhere; had only doubtful ideas, and finally carried the spirit of the infinitely small into administration.
One must indeed be ignorant of the methods of genius to suppose that it allows itself to be cramped by forms. Forms are for mediocrity, and it is fortunate that mediocrity can act only according to routine. Ability takes its flight unhindered.
But it is at home and not in public that one should wash ones dirty linen.
[Fr., Car c'est en famille, ce n'est pas en public, qu'un lave son linge sale.]