What is the meaning of "Swallow Peach Blossom" when RMB is one yuan?

On the front of the one-dollar coin is the head of Dong and Yao women, and on the left is the picture of "swallowing peach blossoms". Swallow is a cheerful and diligent bird, which announces the arrival of spring. Peach blossoms are in full bloom in the bright spring. "Swallow Peach Blossom" occupies all the spring scenery, making Wan extraordinarily enchanting, implying happiness and youth. The back of the coin is painted with the Great Wall of Wan Li. The Great Wall is a symbol of the Chinese nation. It is like a dragon, hovering at the top of the rolling mountains, magnificent.

So: His moral should be that happiness and youth are always there.