Happiness is a condition of mind not a result of circumstances.
To render ourselves insensible to pain we must forfeit also the possibilities of happiness.
A day of worry is more exhausting than a week of work.
We must be careful what we read, and not, like the sailors of Ulysses, take bags of wind for sacks of treasure.
Time is a trust, and for every minute of it you will have to account.
Those who have not distinguished themselves at school need not on that account be discouraged. the greatest minds do not necessarily ripen the quickest.