Because they're other people who might need it, it's like how you shouldn't waste your food.
You forgot to add a story to the question... I would gladly help you tho ;)
The answer to that is his mother and sister.
Answer:
You see with your eyes, you hear with your ears, you taste with your tongue and taste buds, and you feel with sensors in your fingers and hands.
Explanation:
Hope this helps!
