Why did Pindar sometimes have trouble with powerful patrons?

Pindar’s difficulties with powerful patrons primarily stemmed from his uncompromising aristocratic temperament and his lack of diplomatic tact. While he was a celebrated poet, he was not as pliant or adaptable as his contemporaries, such as Simonides and Bacchylides, who were more skilled at navigating the political sensitivities of the courts they served.1

Pindar’s tendency to be "dangerously outspoken" often led to friction. For instance, his intervention on behalf of Damophilus, a noble exile from Cyrene, was taken amiss by his patron, resulting in Pindar not being invited to commemorate a subsequent triumph. Additionally, Pindar’s deep-seated loyalty to his native Thebes—which had collaborated with the Persians—created a complex environment of divided loyalties that occasionally complicated his professional relationships during a period when Athens was rising to dominance. Despite these tensions, Pindar remained a highly respected artist, valued for his mastery of the epinicion and his commitment to the aristocratic values he held dear.12