Answer:
Take it and you will lose or gain more than the others.
This guy crossed a road and everyone wants an explanation.
Take off my skin I won't cry but you will.
I am gentle enough to soothe your skin light enough to fly in the sky and strong enough to crack rocks.
I have a name that's not mine and no one cares about me in their prime. People cry at my sight and lie by me all day and night.
Give it food and it will live, give it water and it will die.