"@<a href=""https://www.youtube.com/watch?v=ZecQ64l-gKM&amp;t=15m07s"">15:07</a> "The simplest molecule building on a more complex molecule and a more complex molecule", and before you know it that complex molecule can act on the causal chain and its produced itself, and change it, you get some kind of autonomy"  <br><br>I think he is trying to say that a perpetual motion machine is possible in molecules (and is the origin of life), but we know this is impossible due to 2nd law of thermodynamics.