Answer:
I run through hills. I veer around mountains. I leap over rivers and crawl through the forests. Step out your door to find me. What am I?
Crooked as a rainbow and slick as a plate, ten thousand horses can't pull me straight. What am I?
I look at you, you look at me. I raise my right, you raise your left. What am I?
What always ends everything?
Never resting, never still. Moving silently from hill to hill. It does not walk, run or trot. All is cool where it is not. What is it?
When is it bad luck to see a black cat?