The cost of praising someone is nil - but every psychological study shows the payoff is huge.

When you wake up every day, you have two choices. You can either be positive or negative; an optimist or a pessimist. I choose to be an optimist. It's all a matter of perspective.

Customers are the reason we open our doors every day, and keep the machines humming all night long. Customers determine what we eat, where we live, whether we stay in business.

None of us got to where we are alone. Whether the assistance we received was obvious or subtle, acknowledging someone's help is a big part of understanding the importance of saying thank you.

Don't fall in love with your wit. Your cleverly turned phrase may not, as you hope, show off how much gray matter you have, especially if the phrase is at someone else's expense.

When you're fired, you're rejected. It's as simple as that.