I have been told I should have some more photos. Here are a few.
Me and Ching-I
Ching-I Chen died in November 2018. All those who knew her know how wonderful a person she was. A great scientist, a beautiful dancer, and someone who made everyone she saw feel good. I shall leave this photo here as a memory of a happy time.
Chicago: The observatory of the Hancock tower 
Frankfurt: Post-conference holiday 
Mazu Temple Taiwan: Trying to look like the temple guardian 
This is Bertrand Russell’s chair, in the Russell archives at McMaster University 
Kaohsiung: A long time ago