This emotion is complex, much like when Xia Country was still very weak during the 20th century, and an intellectual got the opportunity to study abroad. He clearly knew that such an opportunity was likely to be beneficial for his future, yet he felt an inexplicable apprehension, reluctant to leave the familiar homeland...
New Human Civilization is also a young civilization, encountering this situation for the first time. Despite having a clever and capable management team, it still can't handle things as effortlessly as other established Fourth-level Civilizations.
In essence, this is habitual laziness.
People are accustomed to staying in their familiar environments, questioning the safety and reliability. For the vast majority, stepping out of their comfort zone is a very difficult choice.
