Wingdings is the font made entirely out of symbols. But why?
As a means of writing sentences, Wingdings fails — but that was never its purpose. It was created to be used as a unique tool for the pre-internet era. It was akin to emojis, but with even more utility.
Read more on the Wingdings font: http://www.vox.com/2015/8/25/9200801/wingdings-font-history