Open this photo in gallery: A protester holds a sign during a 'Hands Off!' protest against the policies of U.S. President Donald Trump and his advisor, Tesla CEO Elon Musk, in Huntington Beach, Calif., on April 5.FREDERIC J. BROWN/Getty Images Anita Nowak teaches Social Entrepreneurship & Innovation and Happiness Means Business at McGill University. She is the author of Purposeful Empathy: Tapping our Hidden Superpower for Personal, Organizational and Social Change. Elon Musk recently told podcaster Joe Rogan: “The fundamental weakness of Western civilization is empathy.” Under normal circumstances, I would dismiss that as tech-bro hogwash. After all, anyone with...