Add quotes

[harsxv]

Just adding some quotes, for better reading experience.

[fujimotos]

Thanks for your contribution.

As project policy, we require each commit signed by the author. Can you sign your commit, so that we can merge it?

Here is how you can do it:

$ git commit -s --amend
$ git push -f

[harsxv]

Sure. I already follow your instruction, kindly check it again. Thanks.