I've trotted out this a number of times, but, well, here it is: http://73primenu...

		davidw on July 11, 2011 \| parent \| context \| favorite \| on: A notebook and a pen can be a highly effective per... I've trotted out this a number of times, but, well, here it is: http://73primenumbers.com/pencilpaper.html