SCIENCE : Second Law of Thermo-dynamics - `when two systems are joined together,the Entropy of the combined systems is greater than the sum of the entropies of the individual system` (ref- Theory of Everything by Stephen Hawking)
Comment: so 2+2 =5+ or (-2)+(-2)=more than -5. And at Quantum level, Uncertainty Principle is the `Lord of the Ring` -(by phani basu)