How to Memorize the Things You Wish to Remember

I've often wondered how are people so good at remembering all of these things even say something like the ecumenical councils. One way to do it is through these memory palaces the dr Kevin vos talks about He says thirdly we must be anxious and earnest about the things we wish to remember Because the moral thing is impressed on the mind the less it's liable to slip out of it Wherefore telly says in his rhetoric that anxiety Preserves the figures of images in tire So we have to be serious about it. The more you give the same answer to somebody the more likely you are to retain that answer. That's why I've got a lot of respect for people who focus