I couldn't help but think of some counterpoints to certain points you raised. For instance, while it's true that establishing a human settlement on Mars would require significant resources and infrastructure, it's also worth considering the long-term benefits of doing so. Not only could a Martian colony serve as a safeguard against the extinction of humanity in the event of a global catastrophe on Earth, but it could also provide a unique opportunity for scientific research and technological innovation.
Speaking of innovative solutions, I'm reminded of an episode of the classic TV show "The A-Team" titled "The Theory of Revolution," in which the team must improvise a way to escape from a hostile situation using limited resources. Similarly, I believe that the challenges of establishing a human presence beyond Earth will require us to think outside the box and come up with creative solutions that we might not have considered otherwise.
Furthermore, I'd like to draw a parallel between your point about the importance of international cooperation in space exploration and another episode of "The A-Team" called "The Maltese Cow." In this episode, the team must work together with their rivals to retrieve a valuable artifact, demonstrating that even seemingly disparate groups can achieve great things when they put aside their differences and collaborate towards a common goal.