Positivity improves Happiness

The science of happiness:

• 90% of your long term happiness is predicted by how your brain processes the world.  10% of your happiness determined by external world factors.  
• 25% of job success  is based on a worker's IQ.  75% is based on your optimism level, social support levels, and ability to handle stress as a challenge instead of a threat.
• Positivity improves our happiness.  We are 31% more productive than when you are stressed.