I can think of lots of reasons.
Believing in him makes people happy
Believing in him means they can be part of a social group
Believing in him stops them being scared
Believing in him makes them feel confident about their place in the universe
Believing in him makes them behave better
Believing in him makes them feel important
Before the "yeahbuts" swoop in, not all of those apply to everyone. But I've experienced each of those at different times.
Believing in him makes people happy
Believing in him means they can be part of a social group
Believing in him stops them being scared
Believing in him makes them feel confident about their place in the universe
Believing in him makes them behave better
Believing in him makes them feel important
Before the "yeahbuts" swoop in, not all of those apply to everyone. But I've experienced each of those at different times.
"Peace is a lie, there is only passion.
Through passion, I gain strength.
Through strength, I gain power.
Through power, I gain victory.
Through victory, my chains are broken."
Sith code
Through passion, I gain strength.
Through strength, I gain power.
Through power, I gain victory.
Through victory, my chains are broken."
Sith code