After Earth: Fear is a Choice
Fear also arises from CREATIVITY. It takes a creative mind to envision the many ways in which harm could occur. Someone with an active imagination has the ability to "see" a whole host of potentially threatening scenarios that simply wouldn't occur to a less creative person. More perceived threats leads to more fear.
Karen Thompson Walker: What Fear Can Teach Us - TED Talk
People with Dispositional Fear combine creativity with a generally higher baseline threat assessment for unwanted events. They perceive more risk in the world around them than others. Dispositional Fear can result from multiple incidents of Situational Fear or occurrences of unwanted events.