1. [Sire,] je n'ai pas eu besoin de cette hypothèse."En répondant Napoléon qui lui demanda pourquoi sa théorie de l'univers ne indique pas Dieux.
2. Napoleon, when hearing about Laplace's latest book, said, 'M. Laplace, they tell me you have written this large book on the system of the universe, and have never even mentioned its creator.'Laplace responds, 'Je n'avais pas besoin de cette hypothèse-là. (I had no need of that hypothesis.)
3. Read Euler, read Euler, he is the master of us all.
4. The most important questions of life are indeed, for the most part, really only problems of probability.