Google Founders Had Shouting Match Over Decision to Go Evil

Much has been made in light of the company's involvement in China and privacy issues, about Google's slogan "don't be evil," but apparently, the decision to go over to the dark side (by targeting ads) was a major bone of contention between the founders.

Source:
http://www.businessinsider.com/googles-brin-and-page-shouted-at-each-other-over-googles-decision-to-become-evil-move-into-ad-targeting-then-brin-caved-2010-8