The saying "If wishes were fishes, we'd all throw nets" implies that if merely hoping for something could make it a reality, everyone would be successful in achieving their desires. This metaphor illustrates the futility of wishing without taking action. It emphasizes that wishing alone is not enough to bring about change or fulfill dreams; one must actively pursue their goals and work towards them.

In the context of Jennifer L. Armentrout's book, "Opal," this quote reflects the characters' struggles and aspirations, highlighting the importance of perseverance and effort in the face of challenges. It encourages readers to recognize that success comes from dedication rather than idle hopes.