To look back is to relax one's vigil.

If you compliment someone behind their back, the listener respects your loyalty. If you gossip about someone behind their back, the listener starts wondering if you'll do the same once their back is turned.

Backbite, v.t. To speak of a man as you find him when he can't find you.

That's life! Sometimes you're on the horse's back, and sometimes it's the horse that's on your back.

To reach him you have to back up and back up, and the further back you go, the further back you see you have to go, until what looked like a small problem of communication turns into a major philosophic inquiry.

Put things in perspective by going back before going forward

People talking behind your back are behind you for a reason.

I was raised right, I talk about people behind their backs. It's called manners!

These are the days when birds come back, a very few, a Bird or two, to take a backward look.

Compliment people behind their back. It’ll come back to you.

Shall I tell you the secret of the whole world? It is that we have only known the back of the world. We see everything from behind, and it looks brutal. That is not a tree, but the back of a tree. That is not a cloud, but the back of a cloud. Cannot you see that everything is stooping and hiding a face? If we could only get round in front —

A friend is a second self.

I have seen myself backward.

A friend is a second self, so that our consciousness of a friend's existence...makes us more fully conscious of our own existence.