And while the opera's ending is, of course, never in doubt, I still find myself thinking that maybe this time Cavaradossi and Tosca will escape the clutches of Scarpia's henchmen, so vital is the spirit that Ms. Callas and Mr. di Stefano bring to their roles.

WSJ: Maria Callas | Puccini's Tosca | The Measure of a Diva | Masterpiece by David Mermelstein

Perhaps this is my own moment of doubt, but many of these same arguments I myself have used does not speak to me of a rewriting of organizational management fundamentals anytime soon.

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At the same time, the doubt always remained that I was not who I thought I was, that, unbeknownst to myself, I was an impostor, a fake.

NEWYORKER: Sweetheart Sorrow