Emperor Saga of the Heian Period adopted this custom, and celebrated parties to view the flowers with sake and feasts under the blossoming branches of sakura trees in the Imperial Court in Kyoto. This was said to be the origin of hanami in Japan. Poems were written praising the delicate flowers, which were seen as a metaphor for life itself; beautiful, but lasting for a very short time. This 'temporary' view of life is very popular in Japanese culture and is usually considered as an admirable form of existence; for example, in the samurai's principle of life ending when it's still beautiful and strong, instead of slowly getting old and weak. The Heian era poets used to write poems about how much easier things would be in Spring without the sakura blossoms, because their existence reminded us that life is very short: