3 ms·

Einstein's.

• golfer 9y ago
  Not accepting that answer, what am I missing...
  • dcow 9y ago
    Same that's why I posted.
• foxhedgehog 9y ago
  I got this worth pointing out it's a clue not a solution
• sidcypher 9y ago
  "relativity"
  • golfer 9y ago
    :)
  • dcow 9y ago
    Man I tried all sorts of things including "theory of relativity" with and without "special" and "general" etc. Thanks!