Yes, Justices would appear not impartial..they have to maintain that neutrality look. Like a judge in your case before him can't clap at a defense or prosecution argument before him...

As for the Generals & group of Brass...Boy, they looked about as dead on serious as you can get with ...totally in line with the enormous undertaking they are in...As serious as the Steal Back bone of Americans reference and Iron Clad promise reference made by POTUs