We should never see the cup as half empty. We deserve a cup full of God’s wrath. Even an empty cup would be more than we deserve. But God gives us a cup full of his blessings. Therefore, our cup is overflowing and never half in any way.
In this image there are multiple reflection on is off the glass and another is off the water, the reflection on the water is a reflection of what the glss see's and so create a reflection of a reflection.