Beware lest any man cheat you by philosophy, and vain deceit; according to the tradition of men, according to the elements of the world, and not according to Christ:
And the Pharisees and scribes asked him: Why do not thy disciples walk according to the tradition of the ancients, but they eat bread with common hands?
And God said: Let there be lights made in the firmament of heaven, to divide the day and the night, and let them be for signs, and for seasons, and for days and years: