Answer:
Poor people have it. Rich people need it. If you eat it you die. What is it?
What has holes on each side, but can still can hold water?
What is it that given one, you'll have either two or none?
What instrument plays from the heart?
I shave several times a day, yet I still have a beard. Who am I?
They come to witness the night without being called, a sailor's guide and a poet's tears. They are lost to the sight each day without the hand of a thief.