For someone who is increasingly interested in and concerned with user interfaces, specifically user interfaces for web applications, this quote from Steve Jobs in 2003 sums it up nicely:
Most people make the mistake of thinking design is what it looks like. People think it’s this veneer — that the designers are handed this box and told, ‘Make it look good!’ That’s not what we think design is. It’s not just what it looks like and feels like. Design is how it works.
(via Daring Fireball)
Interaction design and graphics design. Two things that need to work together to create a proper design
Exactly