Core Viewpoint - The article commemorates the life and contributions of Professor Zhou Heng, a renowned fluid mechanics expert and educator, who passed away at the age of 96, highlighting his dedication to practical and impactful scientific research [1][2][5]. Group 1: Academic Contributions - Zhou Heng was a self-taught scholar who graduated first in his class from the predecessor of Tianjin University and began teaching theoretical mechanics at the age of 23 [2]. - He made pioneering contributions in fluid mechanics, particularly in stability theory and turbulence research, aligning his work with the needs of the times [2][4]. - Zhou emphasized the importance of practical applications in research, advocating for theories that solve real-world problems rather than merely producing academic papers [2][4]. Group 2: Mentorship and Influence - Zhou was known for his mentorship, believing that good students learn through their own efforts rather than being taught [5]. - He was dedicated to guiding young researchers, often downplaying his influence on their achievements and attributing their success to their own hard work [5]. - Zhou's approach to mentorship was characterized by humility and a focus on nurturing talent, as he preferred to remain in the background while supporting students [5][6]. Group 3: Personal Philosophy and Legacy - Zhou's philosophy centered on continuous learning and exploration, as he was willing to delve into new fields even at an advanced age, such as rarefied gas dynamics [4]. - He maintained a practical and independent thinking approach, often engaging in discussions about scientific data and methodologies [6]. - Zhou's legacy includes not only his academic achievements but also his charitable actions, such as secretly donating 2 million yuan to support underprivileged students [5][6].