The mere fact that someone says, 'we're optimistic' and then...

The mere fact that someone says, 'we're optimistic' and then a month later the stock price goes down doesn't mean that people have tried to mislead anybody else, ... If you purport to tell people what you know about the future but you mislead them by leaving important things out, that can well be the sin of omission. But you have to look at what, precisely, people say and what, precisely, is left out.