it's like having a book of knots and tying each of them once, it grows new synapses in your brain that makes all knot tying easier and gives you some intuition about what knot might be best and maybe you'll remember enough to tie most of them without a reference, just with some trial and error.

"okay so i think it was a loop and then above and under and through.. oh, no, that part has to be under and then above, that makes sense, there we go!"