## video [Richard Feynman. Why.](https://www.youtube.com/watch?v=36GT2zI8lVA)
- the difference between WHY and HOW?
## Leggett - 1991 [**On the Nature of Research in Condensed-State Physics**](https://knowen-production.s3.amazonaws.com/uploads/attachment/file/5614/on%2Bthe%2Bnature%2Bof%2Bresearch%2B-%2Bleggett.pdf)