Duba wurin da ke ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda wurin yake:  Passage: A cikin 1937, Hill ya wallafa littafin da aka fi sayarwa da aka yi da Think and Grow Rich, wanda ya zama aikin Hill mafi kyau. Sabuwar matar Hill Rosa Lee Beeland ta ba da gudummawa sosai ga marubuta da kuma gyara na Yi tunani da Girma Mai Arziki. Bayanan tarihin Hill daga baya sun ce wannan littafin ya sayar da kwafi miliyan 20 a cikin shekaru 50, kodayake kamar yadda Richard Lingeman ya lura a cikin taƙaitaccen tarihinsa, "Alice Payne Hackett's '70 Years of Best Sellers' ya nuna cewa adadin ya kasance ƙasa da ƙasa. "Da yake yana da wadata, Hill ya sake fara rayuwarsa mai ban sha'awa kuma ya sayi sabon gida a Dutsen Dora, Florida. Bayan 'yan shekaru, ma'auratan sun sake aure a kusa da 1940, tare da yawancin dukiyar daga littafin da ke zuwa matarsa Rosa Lee Hill, ya bar Napoleon Hill ya fara neman nasararsa sau ɗaya.  Tambaya: Yaushe ne littafin nan, Ka Yi Tunani Ka Yi Arziki ya samu ga jama'a?
1937 shekara