Answer:
Ackerman gives the following reasons and facts to support the idea that love can mean almost nothing or abolutley everything.
Ackerman refers how the expression I love can mean anything. For example saying: "I love this ice cream", "Don't you love this sweater", "I would love to go to the lake this summer". This doesn´t really mean love but it is commonly use.
Saying the word love can be used lightly. But it can also mean everything or a very imporant thing.
Explanation:
He explains how love can be said, and can be taken laightly but in it´s real sense it is the most importan thing in the world. For some cultures the most terrible crime is justify if love is the reason. So love is the strongest most important thing in the world even if it is not always expressed as so.