Answer:
I sleep by day, I fly by night. I have no feathers to aid my flight. What am I?
My first though water cures no thirst my next alone has soul and when he lives upon my first he then is called my whole.
I work when I play and play when I work. What am I?
A trail, a union, together tied. Come across me and you will find you cannot change the course I'm on. Without me you cannot travel on. What am I?
If you lose me, you may cause people around you to lose me too. What am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?