William Thomson, 1st Baron Kelvin Quote

We may consequently regard it as certain that, neither by natural agencies of inanimate matter, nor by the operations arbitrarily effected by animated Creatures, can there be any change produced in the amount of mechanical energy in the Universe.


Draft of 'On a Universal Tendency...', PA 137, Kelvin Collection, Cambridge University Library


We may consequently regard it as certain that, neither by natural agencies of inanimate matter, nor by the operations arbitrarily effected by...

We may consequently regard it as certain that, neither by natural agencies of inanimate matter, nor by the operations arbitrarily effected by...

We may consequently regard it as certain that, neither by natural agencies of inanimate matter, nor by the operations arbitrarily effected by...

We may consequently regard it as certain that, neither by natural agencies of inanimate matter, nor by the operations arbitrarily effected by...