In spite of his practical ability, some of his experience had petrified into maxims and quotations.

Failure after long perseverance is much grander than never to have a striving good enough to be called a failure.

The only failure one should fear, is not hugging to the purpose they see as best.

There is only one failure in life possible, and that is not to be true to the best one knows.

I'm proof against that word failure. I've seen behind it. The only failure a man ought to fear is failure of cleaving to the purpose he sees to be best.