Answer:
What hatches without food?
What is part of you and all around you but if it entangles you, it will kill you?
What do roses, chocolates, laces, love knots, the color red and hearts have in common?
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.
Passed from father to son and shared between brothers, its importance is unquestioned though it is used more by others.
If you count 20 houses on your right going to the store and 20 houses on your left coming home, how many houses did you count?