Final answer:
Alexis de Tocqueville believed that the progress of all sciences in democratic countries depends on the progress of the science of association.
Step-by-step explanation:
In his book, Democracy in America, Alexis de Tocqueville described how freedom of association helped Americans to organize themselves into groups to address concerns rather than relying on the government to solve problems. He observed that Americans were "public spirited" and aware they were responsible for helping to achieve the common good.