This is from the "Brain Pickings weekly" curated newsletter - http://www.brainpickings.org/ http://www.brainpickings.org/ (see the "hat tip" in that post). The

This is from the "Brain Pickings weekly" curated newsletter - http://www.brainpickings.org/ http://www.brainpickings.org/ (see the "hat tip" in that post). The topics featured in that newsletter would appeal to HNers I think and I recommend it.