I've seen people use this guy too. A unique way to express is to write quotes in different languages on your body too. Maybe you can try mixing tattoos? Maybe mix several different tattoos in one type of tattoo?
If it makes you feel any better, tattoo artists are aware of your questions and are more than happy to answer them. So, don't be shy. Given the areas of the body than can serve as canvases, it'll take more than a simple question to make a tattoo artist blush.
Things with flowers designs, or turtles, dolphins. This trend of Hawaiian design has then met it's match with the whole tribal tattoo movement. Tribal tattoos have been the hottest thing in the tattoo world since sliced bread or the old school WWII era Hula dancer. You see these influences have been all around us for a long time my grandpa even has one of those Hula Girls tattoos still.