The only time you really live fully is from thirty to sixty. The young are slaves to dreams; the old servants of regrets. Only the middle-aged have all their five senses in the keeping of their wits. 608
It is only through labor and painful effort, by grim energy and resolute courage, that we move on to better things. 530
For unflagging interest and enjoyment, a household of children, if things go reasonably well, certainly all other forms of success and achievement lose their importance by comparison. 595
No man needs sympathy because he has to work….Far and away the best prize that life offers is the chance to work hard at work worth doing 668
The first requisite of a good citizen in this republic of ours is that he shall be able and willing to pull his weight 686