To realize the value of one year, ask a man who is serving a prison sentence.
To realize the value of one month, ask a mother who gave birth to a premature baby.
To realize the value of one week, ask the editor of a weekly newspaper.
To realize the value of one day, ask a politician after an election defeat.
To realize the value of one hour, ask the lovers who are waiting to meet.
To realize the value of one minute, ask an applicant who missed train.
To realize the value of one second, ask a pedestrian who just avoided an accident.
To realize the value of one millisecond, ask the runner who won the silver medal.