This document lists various examples of human behaviors and traits, including secrecy (offering blank business cards), laziness (asking for a ride while out walking), craziness (getting a blank paper copied), forgetfulness (trying to remember seeing a reflection in the mirror), stupidity (looking through the keyhole of a glass door), honesty (a pregnant woman buying an extra ticket), suicide (a dwarf jumping off a footpath), and dehydration (a cow giving milk powder). Each example is presented with the question "What is the height of [trait]?"