This quote discusses how human wrongdoing leads to an increase in corruption within both individuals and the world at large. Such corruption acts as a barrier, obscuring the divine light that represents truth and goodness. The more individuals engage in behavior that cleanses this corruption, the more they can reveal and experience that divine light. Essentially, personal growth and purification not only benefit the individual but also contribute to a broader restoration of goodness in the world. This cycle illustrates the interconnectedness of human actions and spiritual illumination, emphasizing that striving for moral integrity can lead to greater understanding and connection with the divine. The journey towards purity is gradual, showing that consistent effort is required to uncover deeper truths. Ultimately, the quote invites reflection on the importance of self-improvement and the pursuit of a virtuous life as a means for spiritual enlightenment.