At least two thirds of our miseries spring from human stupidity, human malice, and those great motivators and justifiers of malice and stupidity, idealism, dogmatism and proselytizing zeal on behalf of religious or political idols.

Summary

This quote suggests that the majority of our misfortunes can be attributed to three primary causes: human stupidity, human malice, and the influential forces of idealism, dogmatism, and proselytizing zeal. It implies that these attributes often serve as driving factors behind the miseries we experience in society, whether they stem from religious or political beliefs. By highlighting these aspects, the quote emphasizes the detrimental consequences that arise from irrationality, ill-will, and the aggressive promotion of uncompromising ideologies.