Many times the worst investment decisions you took were quick reactions to news that looked important. It is usually said that for investing in stocks one needs to be vigilant & hyper active i.e. to keep an eye on all news. But the real job is to ignore information and focus on the goal. Excessive information hides knowledge and prevents understanding.
As an investor, one should focus on identifying business that are likely to post huge earnings surprises ahead instead of envisaging solutions for the political arena and world economy. Because world is way too big & complicated to figure