st. augustine of hippo salvation covid-19 culture apocalypse evolution separation of church and state israel grace truth morality evangelism christmas outreach scientific naturalism science easter persecution quote community apologetics william lane craig fearmongering marriage pride happy new year mercy ministry government richwood abortion pro-life love sin harold camping equip south africa ministry 21 may 2011 hope context quotes humanism augustine prayer john dickson new year bible islam jerusalem reflections church death year in review old testament end of the world resurrection worldview family pharisees purpose