Jehovah's Witnesses developed feelings of self-importance and craved worship. Satan influenced Adam and Eve to disobey God, and humanity subsequently became participants in a challenge involving the competing claims of Jehovah and Satan to universal sovereignty. Other angels who sided with Satan became demons. Jehovah's Witnesses teach that Satan and his demons were cast down to earth from heaven after October 1, 1914, at which point the end times began. They believe that Satan is the ruler of the current world order, that human society is influenced and misled by Satan and his demons, and that they are a cause of human
Jehovah's Witnesses beliefs sovereignty on people, choosing to save only those who want to serve him, even though the course of mankind in general may lead them to harm. Witnesses teach that God must be distinguished by his personal name—"Jehovah". The name is a common modern Latinized form of the Hebrew Tetragrammaton, or four-letter name, transliterated as "YHWH". The use of his personal name is regarded as vital for true worship, and Witnesses usually preface the term "God" with the name "Jehovah". The title, "" (Greek: "Kyrios"), is rarely used by Witnesses when speaking about God. Because no other religion uses the name