Answer:
I am the tool, for inspiring many. Buy me in the store, for not much more than a penny. Don't overuse me, or my usefulness will go.
Not a burden for its weight and daily carried out, He who takes it wishes it had never come about
What can you catch but not throw?
Thirty white horses on a red hill, first they champ, then they stamp, then they stand still.
Jack and Jill when up the hill jack fell down
What is always coming but never arrives?