In fighting common threats, people's deep commitment to taking collective action matters: examples from China's COVID-19 battle and her other combats.

In fighting against common threats to human survival and well-being, be they from natural disaster or human conflict, people's commitment to taking collective action matters and can make a huge or even decisive difference. Throughout human history, there is a myriad of powerful examples from around the world in which people's deep commitment to taking collective action changed the course of combat against common threats. These examples are invaluable heritages that belong to the entire humanity. At this critical juncture in human history, they can help cultivate a greater sense of optimism among all the people in the world both in the present fight against the COVID-19 pandemic and beyond. To this end, in this showcase article, we present examples of this kind from China's ongoing COVID-19 battle, and from two of her many historical combats.