The sinking of the R.M.S. Titanic seems like a woeful tale of inevitability. But the truth remains that the demise of the massive ship could have been prevented had its crew listened to others. Ships in the area had tried to warn the Titanic that they were steaming into a field of ice, but the radio operator was so overwhelmed with work that he disregarded these messages and famously wired back, “Shut up, shut up. I am busy . . .” (a comical response had it not been for its catastrophic consequences).