Understanding the complexity of human sexual longings and desires can be a daunting undertaking. For some people it helps to be able to express it in the forms of maps, graphs, diagrams, etc. For others it's easier just to fuck.
Some people like same sex, some like different sex, some like both, some people like people and sex. While you're making up your mind, here's a video that might help. Titles are in French which is always sexy.