One effect of this treatment was that Maupertuis' younger brother, Moreau de Saint Ellier, was very jealous of the fact that his older brother was treated so much more favourably than he was, and he came to hate Maupertuis because of this.
Isang epekto ng paggamot na ito ay na Maupertuis' batang kapatid na lalaki, Moreau de Saint Ellier, ay napaka seloso ng mga katunayan na ang kanyang mas lumang mga kapatid na lalaki ay tratuhin kaya marami pa kaysa sa pasang-ayon siya, at siya dumating dahil Maupertuis sa hate ng mga ito.