"If no one had ever challenged religious authority, there’d b..." — Mary Griffith quote meaning

If no one had ever challenged religious authority, there’d be no democracy, no public schools, women’s rights, improvements to science and medicine, evolution of slavery and no laws against child abuse or spousal abuse. I was afraid to challenge my religious beliefs because that was the basis of creation—mine anyway. I was afraid to question the Bible or anything in it, and when I did, that’s when I became involved with PFLAG and realized that my son was a perfectly normal human being and there was nothing for God to heal because Bobby was perfect just the way he was.