The most we can hope for is to maintain a sense of perspective and 
apply some hindsight in order to prevent instinctive reactions from 
negatively affecting our future.

http://www.techdirt.com/articles/20120801/21294019913/why-tragedies-result-overreactions-our-brains-arent-very-good-risk-analysis.shtml

www.peoplewho.org