…employers are more likely to hire happy-looking people than unhappy-looking ones. That might sound shallow. But it’s human nature. Employers may be well aware of the reason for the glum faces. They may even sympathize. But they, like everyone, are attracted to positivity and repelled by negativity.

Which is why, when you’re looking for a job, you need to consistently project optimism, resilience, and confidence.

From: How to Be a Stand-out Job Candidate