"Que scais-je"[489] was the motto of Montaigne,
As also of the first academicians:
That all is dubious which man may attain,
Was one of their most favourite positions.
There's no such thing as certainty, that's plain
As any of Mortality's conditions;
So little do we know what we're about in
This world, I doubt if doubt itself be doubting.
XVIII.
It is a pleasant voyage perhaps to float,