The Psychology Behind Item Collecting And Achievement Hoarding (gamasutra.com)

"Then I looked on all the works that my hands had wrought, and on the labour that I had laboured to do: and, behold, all was vanity and vexation of spirit, and there was no profit under the sun." (Ecclesiastes 2:11)

http://en.wikisource.org/wiki/Bible,_King_James,_Ecclesiaste...