What they smell isnt the emotion of fear. What dogs can smell is the changes in a persons skin that suggest fear to the dog, anxiety, the way your skin sweats, the amount of uric acid that suddenly pours out of your pores. – Robert Crais
To seek understanding before taking action, yet to trust my instincts when action is called for. Never to avoid danger from fear, never to seek out danger for its own sake. Never to conform to fashion from fear of eccentricity, never to be eccentric from fear of conformity. – Steven Brust