This lets the person know your plate is full at the moment, so he/she should hold off on this as well as future requests.

Just remember that it's better to settle for lower pay at a job that can teach you something than to sell out on your goals.

DAVID CAMERON's climbdown last November from a promise to hold a referendum on the Lisbon treaty, or at least "not let matters rest there", was disguised by other bold promises.