Answer:
They belong to me; they belong to you; They can make you feel happy or make you feel blue; They never end until the day you do.
the day before yesterday tom turned 15 next year he will turn 18 when is his birthday
What can burn the eyes, sting the mouth, yet be consumed?
No matter how little or how much you use me, you change me every month.
What flies forever, Rests never?
You use it between your head and your toes, the more it works the thinner it grows.
Difficult
Animal
Easy
Food
Funny
Kids
Logic
What am I?