This quote suggests that the strength of a nation is determined not by its leaders or its most successful individuals, but by its ordinary, everyday citizens – its ‘rank and file.’ The term ‘rank and file’ is a military one, referring to the regular soldiers as opposed to the officers. By extension, it means the ordinary members of an organization as opposed to its leaders.

In essence, Wilson is saying that a nation’s greatness is measured by the quality of life, values, and contributions of its typical citizens. It’s not about how rich or powerful the country is, but about how well the average person is doing. If the majority of the people are thriving, then the nation is truly great.

In today’s world, this quote is a reminder that a country’s success should not be measured merely by its GDP or its standing in global politics, but by factors like education, healthcare, social equality, and the general wellbeing of its citizens. It’s a call to focus on social policies that uplift the everyday citizen, reduce inequality, and promote social justice.

In terms of personal development, this quote can be interpreted as a reminder to value and invest in ourselves, regardless of our rank or status in society. It encourages us to understand that our worth is not determined by our position in the social hierarchy, but by our personal growth, values, and contributions to society. It urges us to strive for greatness not just in terms of wealth or power, but in terms of character, integrity, and service to others.