Answer:
I am just two and two. I am hot. I am cold. I am the parent of numbers that cannot be told. I am a gift beyond measure, a matter of course. What am I?
I am Invisible Man's drink at snack time
Brown I am and much admired; many horses have I tried; tire a horse and worry a man; tell me this riddle if you can.
Walk on the living, they donβt even mumble. Walk on the dead, they mutter and grumble. What are they?
Send poorly behaved children to me and let them sit here.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.