It is necessary to the happiness of man that he be mentally faithful to himself. Infidelity does not consist in believing,or in disbelieving, it consist in professing to believe what one does not believe.

• 在思想上忠于自己是一个人幸福的必要条件。不忠不在于信还是不信，而在于谎称相信自己不信的东西。