How to Build Grit

I don't know how they did this or if it was just innate in me, but like at some point in my life early on I've just like always been the one pushing myself to like Be successful. My parents were never like let me see your report card I'd like run up to them and be like hey check out my report card because I was proud of it Right? So I don't know where that came from I'm honestly not sure because I've always felt like I had grit in this sense Or again like you know People always tell you this when you're in high school and you don't believe it But like what you choose to do in university literally doesn't matter It