Full Idea
If we replace Heraclitus's word 'fire' by the word 'energy' we can almost repeat his statements word for word from our modern point of view.
Gist of Idea
The sayings of Heraclitus are still correct, if we replace 'fire' with 'energy'
Source
report of Heraclitus (fragments/reports [c.500 BCE]) by Werner Heisenberg - Physics and Philosophy 04
Book Reference
Heisenberg,Werner: 'Physics and Philosophy' [Penguin 1989], p.51
A Reaction
My problem has always been that I have no idea what 'energy' is, so I'm none the wiser.
Related Ideas
Idea 15265 'Energy' is a quasi-substance invented as the bearer of change during interactions [Harré/Madden]
Idea 17540 Energy is that which moves, and is the substance from which everything is made [Heisenberg]