Free T-shirt design "Sorry this guy is already taken by Sexy and Smart Russian girl"
To be a professional it is not only be really good at one thing, even if you going it like you would nibble sunflower seeds. I would say it's NECESSARY to explore your field, experiment and pump your skills by truing new technologies, technics, and tools.
A big and important part of my work take support and developing charity or fundraising projects. Here is two recent projects raising different problems in different countries, but both of them created for helping people.