Wisdom that don't make us happier ain't worth plowing for.
Man isn't a fool for his ignorance, but rather for believing things that are wrong.
There is gravity in wisdom, but no particular wisdom in gravity.
Rivalry and envy are Siamese twins.
When a man makes up his mind to become a rascal, he should examine himself closely and see if he isn't better constructed for a fool.
Genuine laughing is the vent of the soul, the nostrils of the heart, and just as necessary for health and happiness as spring water is for a trout.