Stand up for yourself, and find something more compelling in what you believe than what others think about it. A compelled person is a compelling person...
If one is color blind, it may effect the way they see everyday things, like traffic lights. If all a person can see is gray, they may have difficulty knowing when to stop and/or go.
The environment they grow up in, their relationship with their parents, their own family's attitudes toward God and religion, and the circumstances of their own lives.