Who said the quote Respect and goodwill are earned by many fine performances and lost by one bad act?

The quote "Respect and goodwill are earned by many fine performances and lost by one bad act" is attributed to B. J. Gupta. This statement emphasizes the idea that while positive actions can build a reputation, a single negative action can quickly undermine it. It highlights the importance of consistency in behavior and the fragility of trust in relationships.