It was true that Fang Ning was lazy but he personally experienced the oppressive Chinese history in the past, so he understood very well the consequences of having science and technology that fell behind.
The Era of Vitality was one where vitality had recovered. Most of the old scientific theories were losing their effectiveness one after another, but that did not mean that science itself became useless.
On the contrary, this only meant that these ineffective scientific theories needed restructuring, new experiments, and new conclusions. The law of the new world and the new era must be found.
Once this restructuring work was done, the power emerged from these scientific theories would be unimaginable.
When that happened, everything would truly be possible when only one thing became possible.