"The COVID-19 Pandemic as a Public Health Teacher--the Lessons We Must Learn" is an article that explores the lessons learned from the COVID-19 pandemic and offers recommendations for future preparedness. It draws from international reports and country perspectives, highlighting seven helpful international reports on lessons learned. The article emphasizes the importance of strengthening healthcare workforces, building public health capacity, implementing economic and financial measures, improving IT and data-sharing systems, and fostering multidisciplinary coordination. It also discusses the importance of considering specific health needs, cultures, and vulnerabilities when developing public health strategies. The article stresses the need for global collaboration, improved healthcare systems, and better preparedness for future emergencies. [Extracted from the article]