All i can say is follow your dreams man. Don't let ANYONE tell you otherwise, you'll hear a lot of negativity about what you want to do, for a fact. I'm not sure how old you are but make sure you have a very supportive partner. Again, you're going to face a lot of doubt, but that's the beauty of it
i'm young and new to the guide scene myself but have grew up around the best guides in East Texas, I went to college and still had my mind set on one thing and I made it happen