I thought it is 10% discovered
Whatever it is too less for our capacities. People should try to develop their brains, and I think the best way to do that is to read a lot of articles, to try doing some things that you never did before, like when the telephone is ringing try to guess who is calling, or put on your back 3 balls and try to feel that there are 3 not just 2 or one. The best will be if you will do this exercise with someone else.