Check it out, Cynical Nurses! An MIT student has developed a non-electrical negative pressure wound healing system currently in use in Haiti. Really, really cool stuff. http://www.fastcompany.com/1616025/mit-student-develops-cutting-edge-low-cost-healing-for-the-developing-world
Also, here is something I heard recently that I found humorous and helpful:
"I can EXPLAIN IT to you, but I can't UNDERSTAND IT for you."
Enjoy the day, everyone!