The following passage appears in a chapter of a textbook on Religious and Moral Education. The subject is required among all schoolchildren between the ages of 5 and 18.

“The Importance of the Rainbow:

It is the symbol of God’s promise to mankind.
It shows God’s purpose for the earth.
It is also a sign of God’s love for mankind.
It reminds people that God will not destroy the earth and water again.
It helps man to realize real existence of his creator.”