that if, for example, it has once been according to a law of nature that where certain materials are brought together under given conditions, a chemical combination will take place, or gas will be evolved, or they will go on fire; if these conditions are fulfilled, whether by our interposition or entirely by chance (and in this case the accuracy is the more astonishing because unexpected), to-day just as well as a thousand years ago, the determined phenomenon will take place at once and without delay.
adibidez, behin natur lege baten araberakoa bada, gai jakin batzuek elkarrekin topo egitean baldintza determinatu batzuetan konbinazio kimiko, gas-garapen, erreketa bat gertatzea;