> A sense of wonder (sometimes jocularly or cynically > abbreviated to 'sensawunda') is an emotional reaction > to the reader suddenly confronting, understanding, or > seeing a concept anew in the context of new > information. [1]

I was unfamiliar with this concept! I can surely relate to the feeling though, especially in the context of seeing the beauty of a solution to a problem, maths or otherwise.

[1]: http://en.wikipedia.org/wiki/Sense_of_wonder