I never could have done what I have done without the habits of punctuality order and diligence without the determination to concentrate myself on one subject at a time.
Few things tend more to alienate friendship than a want of punctuality in our engagements. I have known the breach of a promise to dine or sup to break up more than one intimacy.
Punctuality is one of the cardinal business virtues: always insist on it in your subordinates.