Meaning: This sentence is saying that art can make you feel alive and connected to the world around you.
Choice of Words: Art is something that is created with skill and imagination. Breathes means to take in and let out air. Life means the state of being alive. Soul means the part of a person that is not physical. When you put them together, "Art breathes life into the soul" means that art can make you feel alive and connected to the world around you.