-To realize the value of a sister: Ask someone Who doesn't have one.
-To realize the value of ten years: Ask a newly divorced couple.
-To realize the value of four years: Ask a graduate.
-To realize the value of one year: Ask a student who has failed a final exam.
-To realize the value of nine months: Ask a mother who gave birth to a
stillborn.
-To realize the value of one month: Ask a mother who has given birth to a
premature baby.
-To realize the value of one week: Ask an editor of a weekly newspaper.
-To realize the value of one minute: Ask a person who has missed the train,
bus or plane.
-To realize the value of one-second: Ask a person who has survived an
accident.