If you are talking about specific goals here, I can't give you any particularly accurate answer. Like many, I've been soaking up the written thoughts of others since those days when I became able to read. This is knowledge. But it is other people's knowledge. And probably knowledge gained from people who read about other people who read about other people who...
You get the picture.
The other type of education is experience. As I once read years ago, there is a vast difference between a learned professor of geography who knows all about, say, the Caucuses, and a traveller who's been there and been shot at in the mountains.
As an 'oldie' I doubt I'll travel to many exotic places at this point in my life. But for you, if you're young: get out there and experience life. It's a great Educational Objective!