>Writing is thinking. So is drawing. As a general rule, any kind of explaining done with the intent of making the recipient understand the _concept_ will requi

>Writing is thinking. So is drawing. As a general rule, any kind of explaining done with the intent of making the recipient understand the _concept_ will require oneself to have though and understood the concept. Explaining could be in the form of writing, drawing (as you eluded to), verbal etc.