- Prepared remarks at the induction ceremony for the local
chapter of Sigma Pi Sigma (physics honors society),
13 April 2000 as TeX source,
dvi, Postscript,
PDF, plain
text (translated from dvi)
- Quasicrystal lecture for Srikanth's Modern-Physics class,
2 November 2011 PDF
- Commencement speech for physics graduates, May 2018 PDF