You could also wish them well to not get overdriven by a car when they cross a street anywhere at this world. The chances are higher for that than to get Ebola from a guy who is in quarantine at a hospital.
Sounds like a good policy that should be implemented company wide.
For the good of XF, to keep company health insurance premiums to a minimum, and for the general all round well being of all staff too, I suppose. Although I'm sure the rest can pick up the slack if we lose one of you to this outbreak.
Nasty things tend to have a habit of occurring when you leave the house. Best to just telecommute with a cuppa.