That's the thrill of it, not knowing what you are doing. I try not to look at he hint and spoiler page unless I really have to. Think of it this way, If we were put on an island and there was nothing around would we survive? I had to pause mine cause I went on vacation, I didn't want to come back to dead people. And all the time I kept thinking what to do next.
Not all games are easy to play, and not everything in life is easy either. Keep playing, you'll get it son.