Take your icon game to the next level. Check out Fonticons, from the maker of Font Awesome.
             

fa-arrow-circle-o-left · Unicode: f190 · Created: v4.0 · Categories: Directional Icons

After you get up and running, you can place Font Awesome icons just about anywhere with the <i> tag:

fa-arrow-circle-o-left
<i class="fa fa-arrow-circle-o-left"></i>

Looking for more? Check out the examples.