To realize the value of a SISTER,
ask someone who doesn't have one.
To realize the value of 10 YEARS,
ask a newly divorced couple.
To realize the value of 4 YEARS,
ask a graduate.
To realize the value of 1 YEAR,
ask a student who failed the final exam.
To realize the value of 9 MONTHS,
ask a mother who gave birth to a new born.
To realize the value of 1 MONTH,
ask a mother who gave birth to a premature baby.
To realize the value of 1 WEEK,
ask an editor of a weekly newspaper.
To realize the value of 1 HOUR,
ask the lovers who are waiting to meet.
to realize the value of 1 MINUTE,
ask a person who has missed the train, bus, or plane.
To realize the value of 1 SECOND,
ask a person who has survived an accident.
To realize the value of 1 MILLISECOND,
ask the person who has won a silver medal in the Olympics.
To realize the value of a FRIEND,
...lose one