Stuk 51 - Letter from John Herschel

Collingwood - A drawing by JH of WW bloated and about to burst in the Great Hall. JH points to two distinct species of the [genus] cause: 'Love is the immediate cause of happiness as in the act of loving we are happy without regard to features', whereas who can tell what poison causes? For JH it is how time is conceived which is the real puzzle - are there not 'atoms of time atoms of force, atoms of [?] space and atoms of thought'.