| Citat | Sagt av |
|---|---|
| Det finns inget så praktiskt som en bra teori. | Kurt Lewin |
| There are practical little things in housekeeping which no man really understands. | Eleanor Roosevelt (1884-1962) |
| There is nothing so practical as a good theory | Kurt Lewin |
| Hearts will never be practical until they can be made unbreakable. | Kurt Lewin |
| Knowledge becomes wisdom only after it has been put to practical use | Kurt Lewin |