Leadership Insights - Pfizer's CEO Albert Bourla emphasizes optimism as a key leadership trait, influenced by his mother's survival story during the Holocaust [1][2] - Delta's CEO Ed Bastian highlights the importance of having clearly defined values and mission to navigate crises effectively [3][4] Company Performance - Pfizer's shares have decreased by 5% over the past year, underperforming the S&P 500's 15% gain, raising concerns about its post-pandemic strategy [2] - Delta's shares have increased nearly 62% over the past five years, but still lag behind the S&P 500's 89% rise, with shares remaining flat year to date [4] Recent Challenges - Delta and other airlines faced significant disruptions due to a 43-day government shutdown, leading to thousands of flight cancellations and staffing issues [5]