This quote by John Wesley challenges the idea that true faith should be reflected not only in personal transformation but also in tangible actions, especially generosity. It suggests that becoming a Christian is not merely a set of beliefs but a holistic transformation that includes industriousness, trustworthiness, and prosperity as natural fruits of that faith. However, fulfillment of faith requires more than just acquiring and saving wealth; it demands the willingness to give — to be selfless and willing to share one's blessings with others.

The comparison to Judas Iscariot, historically known as the disciple who betrayed Jesus for money, is a provocative way to emphasize the gravity of selfishness despite outward success or faith claims. Wesley seems to say that if a Christian hoards his wealth without generosity, his moral standing is even lower than someone notoriously viewed as a betrayer. This harsh comparison forces readers to reflect on the essence of Christianity — that faith without works, and specifically without charity, is incomplete.

It also highlights the transformational nature of true faith. Prosperity is not an end in itself; it is a means to do good. True prosperity includes generosity as a vital element. The quote inspires Christians to examine their hearts and actions, questioning not only how hard they work or how much they earn and save, but more importantly, how much they give. The emphasis is on giving all one can, reflecting utmost commitment, maturity, and alignment with spiritual principles.

In essence, Wesley’s words call for integrity in faith – a faith validated by actions of kindness, generosity, and sacrifice. It encourages believers to not just obtain wealth for themselves but to use it responsibly to serve others and demonstrate authentic Christian living.