So we found that engaging with the long term changes the way that people behave in the short term.

所以我们发现长期参与会改变人们在短期内的行为方式。

Specifically, Durkheim saw the history of society as a long term change in solidarity, a change in what held societies together.

具体来说，涂尔干将社会的历史视为团结的长期变化，将社会凝聚在一起的变化。