Final answer:
Secular thinking evolved alongside Christian thinking historically, with each influencing the other. Whether secular thinking is complete without Christian thinking depends on perspectives and the context, as both systems offer different approaches to understanding and structuring the world.
Step-by-step explanation:
Whether secular thinking is complete without Christian thinking is a complex question that intersects with philosophy, religion, and history. Early Christian thinkers, such as Tertullian, believed that governance should align with Christian faith, as revealed by the Bible, rather than solely human reason. Over time, Western thought evolved, with figures like Thomas Hobbes advocating for a secular approach grounded in human reason. This historical discourse reveals that Christianity and secular philosophy often existed in tension, each influencing the development of ideas and policies.
Considering the diverse religious landscape, especially in nations like the United States where religious belief is significant, Christian thinking continues to play a role in cultural and political life. For individuals seeking spiritual meaning, Christian perspectives provide answers that secular thought might not address. Conversely, secular reasoning offers an ethical and philosophical grounding that can be inclusive of those with various or no religious beliefs. The confluence of these thoughts shapes our worldviews, policies, and daily practices, reflecting an interplay between the sacred and the secular. As such, secular and Christian thinking can have distinct domains but still influence each other in the global intellectual tradition.