Jesus tells us in Matthew 5:33-37, "Again you have heard that it was said to them of old time, 'You shall not make false vows, but shall perform to the Lord your vows,' but I tell you, don't swear at all: neither by heaven, for it is the throne of God; nor by the earth, for it is the footstool of his feet; nor by Jerusalem, for it is the city of the great King. Neither shall you swear by your head, for you can't make one hair white or black. But let your speech be, 'Yes, yes; No, no.' Whatever is more than these is of the evil one." Jesus is saying that yes or no is enough. No need to elaborate with vows, telling people you promise to do something by heaven, on your mother's grave, on your life, or any other oath. It simply isn't necessary if you really mean you will or won't do what you are saying yes or no to. I must admit that I have made promises, although not vows or oaths, from time to time that I knew I couldn't fulfill - becau