This essay really drove that point home for me: http://www.maa.org/sites/default/files/pdf/devlin/LockhartsLament.pdf http://www.maa.org/sites/default/files/pd

This essay really drove that point home for me: http://www.maa.org/sites/default/files/pdf/devlin/LockhartsLament.pdf http://www.maa.org/sites/default/files/pdf/devlin/LockhartsL...