This sums it up any which way you twist it!
http://images.google.com/imgres?imgurl=http://msnbcmedia3.msn.com/j/msnbc/Components/Photos/040628/040628_leeches_hmed.hmedium.jpg&imgrefurl=http://www.msnbc.msn.com/id/5319129/&usg=__Gx7BwQ_UCSJdB-WRZVOegfL5m6U=&h=273&w=362&sz=14&hl=en&start=3&um=1&tbnid=kWnNNPip2uh_HM:&tbnh=91&tbnw=121&prev=/images%3Fq%3Dleeches%26hl%3Den%26client%3Dfirefox-a%26rls%3Dorg.mozilla:en-US:official%26sa%3DX%26um%3D1
A leech is good in more ways than one.
