"In this respect, the history of science, like the history of all civilization, has gone through cycles"

This quote by Abdus Salam suggests that the history of science, like the history of all civilizations, has gone through cycles of development and decline. He is indicating that science, like all other elements of civilization, has actually experienced durations of growth and improvement, followed by durations of stagnancy and decrease. This is a common pattern in the history of civilizations, and science is no exception. Salam is recommending that science, like all other elements of civilization, goes through the same cycles of progress and decrease. He is highlighting the importance of understanding the history of science in order to better understand today and future of science. He is likewise recommending that science must be studied in the context of the broader history of civilization, as it belongs to a bigger cycle of progress and decrease. By comprehending the history of science, we can better understand the present state of science and how it can be improved in the future.