Use the letters of nursing to describe what nursing is to you. It can be silly, serious, sentimental, or quarky. Doesn't matter, just use your imagination! For example:
Not
Understanding
Reasons
Some
Individuals
Normally
Give
...for not taking their routine medications.
OK, admittedly that was a little weak, but it's 6:14 AM and I'm coming off of my second 12 hour night shift. You get the point. Let's have fun!