He replied in a dry manner, that I would find it a Herculean task to chastise everybody who should laugh at my expense;

People of sensibility have seldom good tempers.

I can see why people are so skeptical [sic] about him, but I think he's on to something here. (regarded by organizations such as the BBC as an error)

The whole of this vast mammaldom which so dwarfs us is itself no more than a tenth of the entirety of the vertebrates (the backboned animals).