Adanger of positive feedback loops is that

One danger of a positive feedback loop is that "if too many new jobs are allowed to enter the job stream, the result can be an increase in page faults." However, a positive feedback loop can still function as an "amplifier" which could change the equilibrium state of a system into unstable.

Jackson recommends that she explore the works of the POSITIVE psychologists.
Positive psychologists are those psychologists that deal with the study of how humans can attain optimum functioning both physically and mentally. Positive psychology studies the strengths and virtues that enable humans and communities to thrive.