Best Laid Plans

Sorry to say, no new blog for this week. After trying to come home yesterday from California, by flying from San Jose to Minneapolis, and then to O'Hare in the midst of a huge set of storms, after being kept on the tarmac at O'Hare for hours waiting for the storm to clear so we could go the gate, and then having to drive home at 2am, getting there at 5:30am, and then coming to work to give make-up exams, I find I have no lesson to impart, except that one should never ever travel anywhere with me. I am the black hole of travellers...