This quote suggests that happiness is not a prize to be won or a destination to be reached. Instead, it is a state of mind or an attitude that we cultivate within ourselves. It implies that happiness is not dependent on external circumstances or material possessions, but rather on our internal mindset and perspective.

The quote also suggests that happiness is an active process, something that we "bring" rather than passively receive. This means that we have the power to create our own happiness by choosing positive thoughts, attitudes, and actions. It’s about taking responsibility for our own well-being, rather than relying on outside factors to make us happy.

Applying this idea in today’s world or in personal development could involve focusing more on internal growth and self-improvement, rather than seeking happiness from external sources. It could mean practicing mindfulness, gratitude, and positive thinking. It could involve setting personal goals and working towards them, or finding meaning and purpose in our daily activities.

In a world where we are often bombarded with messages that happiness comes from material success or the approval of others, this quote serves as a reminder that true happiness comes from within. It suggests that we should focus on cultivating a positive inner world, rather than constantly striving for external rewards.

In terms of personal development, this idea encourages us to take control of our own happiness. It promotes self-awareness, self-reflection, and personal growth. It encourages us to become active participants in our own lives, rather than passive recipients of external circumstances.

In conclusion, this quote suggests that happiness is a state of mind that we cultivate within ourselves, rather than something that we receive from the outside world. It encourages us to take control of our own happiness and to focus on internal growth and self-improvement.