Answer:
You must keep this thing. Its loss will affect your brothers. For once yours is lost, it will soon be lost by others.
Of these things - I have two. One for me - and one for you. And when you ask about the price, I simply smile and nod twice.
You can hold it without using your hands or your arms. What is it?
If you spot one of these eastern warriors, they're not doing their job right.
What holds names and memories which are not its own?
People take me on walks and I run and have fun. What am I?