If you have 15 minutes for yourself what would you do?
Call a friend, Mend some clothing, Paint a picture, Sing a song, Write in stream of consciousness, Meditate, Listen to you favorite music, Draw a picture, Write a positive note to your significant other, Feed your pet some treats, Gaze at the night sky, Sit still in the morning hours before daylight, Read something interesting, Count the stars, Sip a hot beverage, Send good wishes to those in need, Not complain in your voice or head, Just listen intently to your environment.
Finish the list of your favorites.
And you do have 15 minutes anytime you want. Indulge happily.