PERCEPTIVE STAGE
identify and focus the issues    play around     listen     take in ideas     list things 
decide on limits     clarify problem     give up, but expect to succeed

INCUBATION STAGE
subconscious mind working   no real time used   doing other things   relaxed

INSIGHT OR ILLUMINATION
You expect it to happen, but you don’t know when

ELABORATION STAGE
develop it    apply skill and knowledge   click for an example

EXPRESSION STAGE
finalize it   make it convincing   authenticate it 
patent it   copyright it   publish it

EVALUATION OR VERIFICATION
does it work?    is it beautiful or elegant?   does it help people? 
does it make a profit?    is it better than before?