'From what I have learned over the years is that a stock is...

'From what I have learned over the years is that a stock is worth what someone is ready to pay for it. No more no less.'

so on your argument if you own a $100 000 mercedes, and an opportunist who walks past offers you $50 for it, that is what the car is worth because nobody else is there making you an offer at that time?

errrr.....