Related Clues:
- 'No ___' ('Don't ask me')
- Embryonic invention
- Item in a writer's notebook
- Start of a project
- Mental concept
- Project's basis
- It might just come to you
- In the end, Russell returns to papers with proposal
- Think tank's quest
- It might pop into your head
- Skull session result
- Sudden or capricious idea
- Coconut product?
- Black cloud : anger :: light bulb : __
- Brainy creation