Duston
Dastons is an idiom, pronounced D á sh ì t ō NgR é n, which refers to people who are open-minded and knowledgeable. It's from Lu You's the old book of Yongyu's invitation to the machine.
explain
Tongren: a person with profound knowledge. A person who is open-minded and knowledgeable.
source
Lu You, Song Dynasty, wrote in his book "the old book of Yongyu's invitation to the machine": "the elders of the Fu Wang Zun officials and the dachitong people burn the lamp of continued wisdom and life together. They do not hesitate to judge the empty pen. They are difficult to think about and win the fate."
Duston
Take the snow and fill the river - dān xuě tián hé