What can squelch any chance for happiness or success?

Negativism has a profound ability to undermine one's chances for happiness and success because it fosters a mindset that focuses on limitations and problems rather than solutions and opportunities. When an individual consistently adopts a negative outlook, they become more likely to perceive challenges as insurmountable and potential successes as unattainable. This pervasive negativity can inhibit motivation and discourage proactive behaviors, both of which are essential for achieving goals and enjoying life's experiences.

Moreover, negativism can affect interpersonal relationships by creating an environment that repels positivity and support from others. When people around an individual detect a negative attitude, they may withdraw or become less supportive, further isolating the individual and exacerbating feelings of dissatisfaction and failure. This cycle can demoralize individuals, trapping them in a state of discouragement and hindering their ability to seek out or even recognize paths to happiness and success.