I know this guy who can only talk about one subject. You probably know him too. He’s a great guy…except for one thing; he turns every conversation back around to his one topic of interest.
It’s good to be deeply knowledgeable in one area, but it’s also important to have a broad understanding of the rest of the world. Maybe you’re an expert on American history, but you should at least know something about the rest of the world.
It’s hard to break out of our shells. I get it. But it’s also immensely rewarding.
Read broadly. Read about people different than you. Read about things you had no idea existed. Read topics on which you’re completely ignorant.
If you’re an American man who loves sports -- stop reading about American sports. You already know enough about this topic. Read the unbelievable story Life and Death in Shanghai by Nien Cheng.
If you’re not a numbers guy, read Economics in One Lesson, by Henry Hazlitt.
If you’re not a botanist, have your mind blown by Peter Wohlleben’s, The Hidden Life of Trees.
Challenge yourself with books the same way you challenge yourself in the weight room. Mix it up.