<h3 style="text-align: center;">Two molecules are walking down the street;</h3> <h3 style="text-align: center;">one bumps into the other and says:</h3> <h3 style="text-align: center;">"Oh, my fault, you okay?”</h3> <h3 style="text-align: center;">The Second Molecule says: "No, I'm not ok, I've lost an electron!"</h3> <h3 style="text-align: center;">So the first molecule says: "Are you sure"</h3> <h3 style="text-align: center;">the second molecule answers, "I'm positive!"</h3>