Title text:
It's not as big a loss as it looks, because now I have have leftover supplies, which will help me talk myself into doing this all over again with a new project!
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3233/
It's the same principle that anchors the idea that you can fix any plumbing problems at home yourself.