Music can help you through any kind of emotion. It can help you through a break-up, make you dance, or help you realize or understand something about yourself... and if I can sing a song and make someone feel those things then I will feel like I have made a difference.
The word philosophy sounds high-minded, but it simply means the love of wisdom. If you love something, you don't just read about it; you hug it, you mess with it, you play with it, you argue with it.