Just as dyed hair makes older men less attractive, it is what you do to hide your weaknesses that makes them repugnant. - Nassim Nicholas Taleb

Look into your own existence. Count the significant events, the technological changes,and the inventions that have taken place in our environment since you were born, and compare them to what was expected before their advent. How many of them came on a schedule?

Look into your own personal life, to your choice of profession, say, or meeting your mate, your exile from your country of origin, the betrayals you faced, your sudden enrichment or impoverishment. How often did these things occur according to plan?

Electricians, barbers, gardeners, surgeons, tango dancers, are experts. Not economists. How do we know who's expert?

Never ask a man if he is from Sparta: If he were, he would have let you know such an important fact - and if he were not, you could hurt his feelings.