Comte had identified race (along with climate) as one of the physical determinants of social life, and Arthur de Gobineau’s Essay on the Inequality of the Human Races (1853–1855), a widely influential defense of innate racial hierarchies, was partly inspired by Comte’s philosophy. Marx reacted to Gobineau’s book with scorn, and showed no trace of any belief in racial superiority in his relations with his son-in-law Paul Lafargue, who was of African descent. (His chief objection to the marriage was that Lafargue lacked a reliable income.) At the same time Marx was not immune to the racist stereotypes of his day. His description of the German-Jewish socialist Ferdinand Lassalle, which Sperber describes as “an ugly outburst, even by the standards of the nineteenth century,” illustrates this influence:
On Friday, December 15, 1972, Captain Bob Certain and the rest of his B-52G crew at Andersen Air Force Base in Guam were notified that all crew rotations Stateside had been suspended. It was a bitter blow. The crew members had been preparing to return to Blytheville Air Force Base in Arkansas on Monday, and this was another setback; they had been scheduled to return first on December 4, then on December 12. It was especially frustrating for Certain's aircraft commander, Lieutenant Colonel Don Rissi, who was in line to become the new squadron commander once Stateside.
Over one million copies of volume 1 have been printed,   and individual volumes frequently appeared on the lists of best-selling manga in Japan.    Volumes 2, 3, 4, 1, 5, and 6 placed 26th, 32nd, 36th, 37th, 41st, and 50th respectively on the list of the best-selling manga volumes of 2013,  making it the seventh best-selling manga series in Japan of 2013 with million copies sold.  It was ranked second in Zenkoku Shotenin ga Eranda Osusume Comic 2013 , a 2013 ranking of the top 15 manga recommended by Japanese bookstores.  It was nominated for the 6th Manga Taishō .  It placed second in male-oriented comics category on the list of "Book of the Year" by Media Factory and manga news magazine Da Vinci .  Nippon Shuppan Hanbai elected it the best work of 2013 in their "Recommended Comic Books Across the Country Clerk's Choice".  It was number one on the 2014 Kono Manga ga Sugoi! Top 20 Manga for Male Readers survey by Takarajimasha .