FOUR RIDDLES

1)

A fountain from which no one can drink,

Yet I am of great value and importance to man.

2)

Flies at birth,

Lies still when alive,

Runs when dead.

3. What is it, that given one, you'll have two - or none?

4)

I have feathers on my tail to help me fly,

But I'm not a bird;

I'm not even alive.

You determine how far I fly,

And in what direction I go.

Answers:

1. Oil well

2. Snow

3. A choice

4. An arrow