At this point, when treasury bills, seven day treasury bills at 1/20th of one percent, it's not because people want to earn 1/20th of one percent, it's because they trust the fact the treasury will give it back to them next week.
Warren BuffettThe line separating investment and speculation, which is never bright and clear, becomes blurred still further when most market participants have recently enjoyed triumphs. Nothing sedates rationality like large doses of effortless money. After a heady experience of that kind, normally sensible people drift into behavior akin to that of Cinderella at the ball.
Warren Buffett