When you are feeble, always remember, you have what it takes to pull out great strength. Write down qualities that make you strong. Read them whenever you feel weak.
strong: (1) Having or marked by great physical power. (2) Having moral or intellectual power. (3) Having great resources (as of wealth or talent). (definitions from merriam-webster.com)
Doodles Invigorate 
Cute! The muscled arms also remind me a little of a bull’s horns. Animal horns were often used as a symbol of strength in the old testament. (1 Kings 22:11, Psalm 75:10, etc.)
HA HA! They do look like horns. You have given me another idea!