Read the following context and answer the question.
Context: After working several mentally - draining , physically arduous shifts during which I skipped both lunch and dinner , and made up the lack of calories with more than my fair share of champagne , beer and cider ( burp ) , I woke up this morning feeling on the verge of total collapse . I needed sustenance . I needed fat with a side of starch . I needed ... to go to the Borough market for melted raclette !
Question: What may be the reason I skipped lunch and dinner at work ?
Answer:


The project was difficult and I did n't want to stop in the middle of it .