AristótelesArthur SchopenhauerBarocio, RosaBeck, Aaron T.Borja VilasecaBYUNG-CHUL HANCarnegie, DaleChica, LauraClear, JamesCollins, JimCovey, SeanDr. Carlos JaramilloDuhigg, CharlesFrankl, ViktorFromm, ErichGarriga, JoanGerber, Michael E.Godin, SethGoleman, DanielHarari, Yuval NoahHawking, StephenHay, Louise L.Hernandez, AnabelHicks, EstherKlaric, JürgenLiker, Jeffrey K.Lise BourbeauLos Tres IniciadosManson, MarkMarco AurelioMark WolynnPaz, OctavioPeralta, OribePosteguillo, SantiagoPérez Islas, GabyQuintana Pali, MiguelRobbins, MelRobbins, TonyRosado, YordiSavater, FernandoSchopenhauer, ArthurSellars, JohnSharma, RobinSigmund, FreudSpinoza, BaruchTolle, EckhartTracy, BrianTzu, SunVirginia WoolfWilliamson, MarianneZunzunegui, Juan Miguel