Defend your position. People find it easier to do evil than to do good. Most people are likely to conform rather than act on their own individual values. Most people would prefer to rely on miracles than to depend on the fruits of their own labor. Most people need something to worship.
Most people avoid the truth if it is painful.
War is the natural outgrowth of human nature. Most people need authority to tell them what to do. No one likes to be different. It is difficult to stand up to your peers and disagree with them. Think of a time in your life when you stood up for what you believed - even in the face of ridicule from your peers.