Something that I like to do is try to come up with every topic that I can possibly think of. I just thought about what I might interact with on an average day a

Something that I like to do is try to come up with every topic that I can possibly think of. I just thought about what I might interact with on an average day and came up with clothing design, restaurants management, window installation, gasoline manufacture, and book binding. And then I try to find out the bare basics about each topic, no matter how weird or esoteric.