E3P8
Proposition — Part III
Latin
Conatus quo unaquæque res in suo esse perseverare conatur, nullum tempus finitum sed indefinitum involvit.
English (Elwes 1883)
The endeavour, whereby a thing endeavours to persist in its own being, involves no finite time, but an indefinite time.
Modern English
The *conatus* by which a thing strives to persist in its being involves no finite time, but an indefinite time.