What are the quality of a great thinkers

Level of thinking he/she has, characters, skills, knowledge..... who Is he/she in general?

let me say what is in my mind:
Ability to express matter in logical and rational way:
ability to think quick and give a valid answer on time.
Ability to understand the questions & Emotions before you finished say it all.
firm on ideas.
ability on how to choose words. to say...

Thinking beyond others

Man with a wise word and action.

Everyone is a GT in his/her own way. We are never the same even our thinking abilities.