Buddhism and Hinduism are both surrounded around the idea of reincarnation and karma as well as multiple gods whereas Judaism and Christianity praise one god. The reason these religions are still widely followed today are due to their ability to keep people together. In addition to this, they all offer their own teachings of morality. These values that are being taught are extremely important to those who follow them and are timeless. The timeless aspect of the teachings from each of these religions is what allows followers today to be religious in such a modern world.