Actually, it's no big deal; when someone has been in a job for a long time, they naturally get influenced by it, especially their thinking.
Teachers, over time, develop a tendency to preach, wanting to summarize a core idea from everything they see; doctors start viewing everything from a health perspective, and when they see strangers coughing, they want to inquire about their medical history; police officers grow suspicious of risks and traps everywhere in society, even suspecting if the person across the street is surveying for a crime.
Yang Ping probably feels the same way. When doing something, if he doesn't approach it from a rigorous scientific angle, he feels uncomfortable, as if the task is not done well and is a form of perfunctoriness. Therefore, cooking naturally becomes such an activity.
