Will markets crash or make more cash?

Isaac Newton, the discoverer of gravity, the founder of calculus and the man who could calculate logarithms to 50 decimal places, once exclaimed in despair, "I can calculate the motions of the heavenly bodies, but not the madness of people." This was in response to losing millions of pounds in today's money in the devastating South Sea shares. His words poignantly illustrate how even the greatest of minds can succumb to market hysteria.