3 ms·

Without detracting from Feynman's genius, it is striking how simple physics is in comparison to biology.

• SMrF 16y ago
  Biology is just a layer of abstraction on top of physics. It's turtles all the way down...
  • joubert 16y ago
    what do you mean?
    • jleard 16y ago
      Turtles all the way down: http://en.wikipedia.org/wiki/Turtles_all_the_way_down http://en.wikipedia.org/wiki/Turtles_all_the_way_down Fields arranged by purity: http://xkcd.com/435/ http://xkcd.com/435/
      • joubert 16y ago
        Where does evolution by natural selection fit into that xkcd:Purity sketch?