Think about what artists, novelists and poets have in common: the ability to engage in metaphorical thinking, linking seemingly unrelated ideas, such as, 'It is the east, and Juliet is the Sun.'
Vilayanur S. RamachandranWhat do we mean by "knowledge" or "understanding"? And how do billions of neurons achieve them? These are complete mysteries. Admittedly, cognitive neuroscientists are still very vague about the exact meaning of words like "understand," "think," and indeed the word "meaning" itself.
Vilayanur S. Ramachandran