Ideas/books/concepts of George Lakoff and his colleagues. In the same way, Jeff Hawkins. Their approach to cognition as a problem that is comprehensible is incredibly far-reaching.
In a similar vein, the writing and blog of Scott Adams:
The vast majority of it is humor, and the inspiring pieces are subtle, but they're like a honey bunch of oats in your cereal (except more rare (and with better metaphors than this)).
In a similar vein, the writing and blog of Scott Adams:
http://dilbertblog.typepad.com/
The vast majority of it is humor, and the inspiring pieces are subtle, but they're like a honey bunch of oats in your cereal (except more rare (and with better metaphors than this)).