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?
Some primitive tribes use tattooing as a rite of social status. The Maori, of New Zealand use tattooing primarily for this purpose. To the Maori, a person's Moko designs enhanced their prestige and show transition from one social status to another. At its highest level, Moko designs proclaimed the sacredness of chieftainship.
50 Tribal Chest Tattoos For Men.
Another approach is to visit tattoo studios in your area and look at the designs and photo displays on the wall or their album to search for inspiration, but keep in mind, don't limit your imagination to what someone else already has, be creative.