The quote emphasizes the importance of self-preservation and prioritizing one's own needs. It suggests that individuals should take initiative in looking out for their own interests because others may not do so. This reflects a mindset of personal responsibility and self-care, which can be crucial in a competitive world.

In the context of Martina Cole's book "Goodnight Lady," this perspective resonates with the themes of survival and resilience. The characters may face challenging situations where they must navigate their lives mainly by focusing on their own well-being, reinforcing the idea that self-interest is vital in achieving success and stability.