If you could have one piece of information with no work, what would it be?

Question: If you could have one piece of information with no work, what would it be?
- Keywords:
  research,
  work
Asked by anon-225903 to Sameed, Jose, joannabarstow, Heidi, Freya, Chris on 21 Nov 2019.
- Sameed Muhammed answered on 21 Nov 2019:
  
  What is the physics model or mathematical equations that describe nature perfectly – or if such a model does not exist, what is the best possible approximation.

Question: If you could have one piece of information with no work, what would it be?