Imagine an expedition of 2,500 miles where you cross the remote South Pole from one coast to another over 80 days. Then add the following to this: just the two of you, sleeping in tents in temperatures of minus 30 degrees and your means of transport is just a pair of skis and a kite.
If you find a dimension intereseting, we recommend you pick up one or two facts that you find intriguing and place them into your memory. That way you will have 2nd degree information about the topic if it comes up in conversation.
Accordingly, you can do the same with others as well.