Why is the metaphor copious fountain used to describe the union?

The metaphor "copious fountain" is used to describe the union to emphasize its abundant and overflowing nature, suggesting that the benefits and resources generated by the union are plentiful and life-giving. Just as a fountain continuously flows and provides water, the union offers a steady supply of support, strength, and opportunities for its members. This imagery highlights the idea of unity as a source of nourishment and growth, fostering a sense of community and collaboration.