If you are born like an ant, you should be ambitious; Life is as thin as paper, so you should have an unyielding heart. People, only by constantly striving for self-improvement, can control their own destiny. There is a tree named Populus euphratica in the northwest of China, which can especially endure the harsh climate of drought and changeable, and it still flourishes in the Taklimakan desert with high salt content in groundwater.
Populus euphratica's vitality is particularly tenacious. It will not die for a thousand years, but will not fail for a thousand years. People praised it as "the backbone of the desert".