The reason men oppose progress is not that they hate progress, but that they love inertia.
Little minds are interested in the extraordinary; great minds in the commonplace.
What we call God's justice is only man's idea of what he would do if he were God.
The cure for grief is motion.
There is no failure except the failure of trying.
The happiness of this life depends less on what befalls you than the way in which you take it.