Answer:
Plow and hoe, reap and sow, What soon does every farmer grow?
It regulates our daily movements, but it feels no interest in our lives. It directs us when to come and go, but does not care if we pay attention. What is it?
I tremble at each breath of air, and yet can heaviest burdens bear.
I go around in circles, but always straight ahead. Never complain, no matter where I am led.
I have many feathers to help me fly. I have a body and head, but I'm not alive. It is your strength which determines how far I go. You can hold me in your hand, but I'm never thrown.
Almost everyone needs it, asks for it, gives it. But almost nobody takes it.