Question

appreciate what you have.
work now and play later.
do not attempt the impossible.
be wary of flatterers.
dont be greedy.
there is strength in unity.
some prizes are not worth it. think through the risks before following your instincts.
you cannot always change someones nature by helping him or her.
someone always has it worse than you do.
some prizes are not worth it. think through the risks before

Explanation:

The statements are moral or life lessons, which can be related to Philosophy (a subfield of Arts) as Philosophy often deals with ethical and practical life principles, analyzing human behavior, values, and decision - making (like weighing risks and the worth of prizes).

Answer:

Philosophy (under Arts)