Anshu Jain, former co-chief executive of Deutsche Bank, 1963–2022 One of the main principles of Jainism, the ancient Indian religion that guided Anshu Jain, the top Deutsche Bank executive who died abruptly of cancer this week, is Anekantavada — or many-sidedness. Translated loosely: truth and reality are too complex for simple definition, they are best grasped via a variety…