is an unpleasant feeling
of perceived risk
, real or not, or danger. It's one of the basic emotions
(see emotion theory
Fear is a very powerful tool for behavior modification.
Quote: "We have nothing to fear but fear itself" (Franklin D. Roosevelt)
The opposite is confidence
is confidence in oneself, i.e. in one's abilities and worth, including the abilitiy to cope with one's limitations and problems.
Unjustified confidence can cause problems.