...particles of bodies, by some causes hitherto unknown, are either mutually impelled towards one another, and cohere in regular figures, or are repelled and recede from one another. These forces being unknown, philosophers have hitherto attempted the seach of Nature in vain; but I...

...particles of bodies, by some causes hitherto unknown, are either mutually impelled towards each other, and cohere in regular figures, or are repelled and recede from one another.' By defining chemical affinity in terms of 'forces', in this manner, most historians cite Isaac Newton...

...which the particles of bodies, through forces not yet understood, are eil her impelled together ко as to cohere in regular figures, or are repelled and...independent of, though applicable to, various subjects, but as itself the higher side or aspect of the subjects themselves ; and it would be little more than a...