@code{ses-mode-hook} is a normal mode hook (list of functions to
execute when starting SES mode for a buffer).
-The variable @code{safe-functions} is a a list of possibly-unsafe
+The variable @code{safe-functions} is a list of possibly-unsafe
functions to be treated as safe when analysing formulas and printers.
@xref{Virus protection}. Before customizing @code{safe-functions},
think about how much you trust the person who's suggesting this
-change. The value t turns off all anti-virus protection. A
+change. The value @code{t} turns off all anti-virus protection. A
list-of-functions value might enable a ``gee whiz'' spreadsheet, but it
also creates trapdoors in your anti-virus armor. In order for virus
protection to work, you must always press @kbd{n} when presented with