Henry's precise motivations and intentions over the coming years are not widely agreed on. Failure was perceived to indicate evil motivations or personal failures. There are various conflicting motivations involved, which leads to multiple systems. There are various theories about Booth's motivations. Therefore, different motivations and abilities are involved. Venture capitalist firms differ in their motivations and approaches. There also appears to be gender differences in flirting motivations. This measure focuses on the differences in incentive motivations and aversive motivations. Some soldiers also deserted from ideological motivations. Various individuals have speculated about hidden motivations and capabilities of the project. Deci found positive feedback enhanced intrinsic motivations and negative feedback diminished it. Historians differ on the motivations behind the invasion. Simon Parkin of Eurogamer praised the characters' "clear motivations, desires and flaws". For McClelland, satisfaction lay in aligning peoples' lives with their fundamental motivations. The segments are based on user behavior, motivations, and psychographics.