Bonds outperforming stocks over the last 40 years? WOW!

"You are never as good as you think in a winning streak nor as bad as you think in a losing streak."The other night I was listening to a Mets-Giants game on the radio and the announcer reminded us of the above quote and attributed it to Bobby Valentine (former Mets' manager). I have no doubt that Bobby V did say it, but I am also willing to bet it has been said millions of times over the years