Tag - press conferences

Joe Biden Whispering During Press Conferences: Doing comedy? Mentally ill?

Comment:   "Some people will believe anything, if you whisper it to them."  (Spanish writer Miguel de Unamuno y Jugo) Did someone quote the above remark  to Joe Biden?  Otherwise, why is he doing this - whispering during press conferences?  It's become something of a habit now. Very odd.  Is he trying to be funny?  Or is...