What keeps two bricks together?

          Keeping bricks together a worth chore and more

Then, what keeps two bricks together?

Some may say mortar, cement or glue

This is the clue

All these things keep them separated always

Nothing keeps them together

Just like true love

Nothing or no one can come in between true love

If they do, there is no more true love

Nothing in between keeps two bricks together

Nothing in between is required for true love

Nothing keeps two bricks together