Simile because it uses like and as to describe something
She did because she wanted too
<span>Mallam was treated that way because he was not respected and had just recently moved to the town.</span>
I believe the answer is: Shakespeare make certain lines within his plays seem more important than others by having some lines contain more than 10 syllables.
Having a certain lines contain significantly longer sylllables than the other would make the line automatically stand out from the rest.
This would focus most of reader's attention to this line and make it seem more important than the others.