There are so many references that will help you to understand what bitcoin is, try to find it in google , youtube , blogs, or many other website that explain about bitcoin, the first time i knew about bitcoin, i also got a difficulty to understand, i tried to learn it step by step until now, keep learning buddy
Yeah that's right. It is really difficult to understand if you don't have an action to understand it. Try to collect information. There are many ways to do it and it's up to you.