Answer:
I belong to you but others use me more often than you do. What am I?
I am owned by every man, though my length differs. Their wives use me after getting married. What am I?
What is made of wood, but can't be sawed?
I shave several times a day, yet I still have a beard. What am I?
Born of sorrow, grow with age, you need a lot of me to be a sage. What am I?
When someone uses this acronym, you know you've got to pick up the pace