To show people the level of your happiness? Where's the period?
Well, the question does not include any information about was book or poem this comes from. However, hopefully this definition will help.
A simile is when two things are being compared using like or as. For example, the warm rain was like taking a shower. In this case, the rain is being compared to a shower.
Hope this helps!
This is because the sound you make when you say x is ex thus using a but when you make the b sound it sounds like be.