The <span> lines indicate that the speaker is concerned about what others think of him are:
</span>
With a bald spot in the middle of my hair—
[They will say: “How his hair is growing thin!”]
hello welcome to brain.ly, where you can get help from thousands of different people, my name is Jacob if you have any questions feel free to ask,and i will try to help.
Welcome
It is an example of a Simile.
It compares one thing to another using "as", which is what a simile does.
