He who labors diligently need never despair; for all things are accomplished by diligence and labor.
When you want to believe in something, you also have to believe in everything that's necessary for believing in it.
Work saves us from three great evils: boredom, vice and need.
We learn something every day, and lots of times it's that what we learned the day before was wrong.
Even if you're on the right track, you'll get run over if you just sit there.
We owe something to extravagance, for thrift and adventure seldom go hand in hand.
Those who cannot remember the past are condemned to repeat it.