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.
William Hazlitt

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.
Charles Dickens

If I have made an appointment with you, I owe you punctuality, I have no right to throw away your time, if I do my own.
Richard Cecil

Punctuality is one of the cardinal business virtues: always insist on it in your subordinates.
Don Marquis

Punctuality is the politeness of kings.
Louis XVIII

Punctuality is the soul of business.
Thomas Chandler Haliburton

Punctuality is the virtue of the bored.
Evelyn Waugh

When steam first began to pump and wheels go round at so many revolutions per minute, what are called business habits were intended to make the life of man run in harmony with the steam engine, and his movement rival the train in punctuality.
George William Russell