There is a wisdom in this beyond the rules of physic: a man's own observation what he finds good of and what he finds hurt of is the best physic to preserve health.

The greatest obstacle to being heroic is the doubt whether one may not be going to prove one's self a fool the truest heroism is to resist the doubt and the profoundest wisdom, to know when it ought to be resisted, and when it be obeyed.

If we have built on the fragile cornerstones of human wisdom, pride, and conditional love, things may look good for a while, but a weak foundation causes collapse when storms hit.

The final wisdom of life requires not the annulment of incongruity but the achievement of serenity within and above it.

Along with success comes a reputation for wisdom.