In Leviticus, God ordained Pentecost as a harvest festival. Many years later, after the resurrection of Jesus, God would use that date to birth the Church with the power of the Holy Spirit. Many local churches do little to celebrate the birthday of the Church. But should we not commemorate the day by remembering how the Holy Spirit filled the believers, how 3,000 were baptized and how the Church began to march across the Roman Empire and beyond in...