Summary
This quote suggests that individuals should adapt their actions and behaviors according to the changing times and circumstances. "Old deeds" refer to traditional customs, knowledge, and values that may have served older generations well. However, as society evolves, it is necessary to engage in "new deeds" that are more relevant and suited to the present age. It emphasizes the importance of being open-minded, embracing change, and not sticking solely to outdated practices that no longer hold significance in the contemporary world.