Invest in stupidity, its stocks never go down.
Life is deceitful because all warfare is based on deception.
To vegetate you don't need to read!
Never undervalue the enemies, especially if they are stupid.
When you are a great scholar of stupidity, logics and marketing, you can do practically everthing, from business to trading, from spiritual research to artistic criticism.
Once I was adviced never to trust a pretty face. Well, and what should I do when a meet a shithead?