Who said this quote?

"If you are alone, I'll be your shadow. If you want to cry, I'll be your shoulder. If you need to be happy, I'll be your smile. But anytime you need a friend, I'll just be me."

The quote you mentioned is a popular sentiment about friendship and support. It is often attributed to an anonymous author, meaning that nobody specific is credited with saying or writing it. This particular quote has become quite popular on social media and in various forms of inspirational content. If you want to find the source of a quote like this, you can try conducting an internet search using the specific wording of the quote. However, since this quote is commonly shared without a specific author mentioned, it may be challenging to determine its original source.