As proof positive of that glass-half-empty or glass-half-full viewpoints are universal, some witches are hexing away.

FORBES: Witchy Women Must Pay Tax

Yet, every company holds up its net prompter score, renewal rate, and customer satisfaction rating as proof positive they are customer-centric company.

FORBES: Stop Kicking the Can on Customer Loyalty

The positive side of the Tearfund report is that simple measures to "climate-proof" water problems, both drought and flood, have proven to be very effective in some areas.

BBC: Man with dead camel in desert. Image: Jim Loring/Tearfund