We will have more crises and none of them will look like this because no two crises have anything in common except human nature.

If we are to remain preeminent in transforming knowledge into economic value, America's system of higher education must remain the world's leader in generating scientific and technological breakthrough, and in meeting the challenge to educate workers.

We are in the midst of a once-in-a-century credit tsunami. Central banks and governments are being required to take unprecedented measures. Those of us who have looked to the self-interest of lending institutions to protect shareholders' equity are in a state of shocked disbelief.

I love to play tennis and golf, listen to music, watch baseball and root for the Redskins.

If all currencies are moving up or down together, the question is: relative to what? Gold is the canary in the coal mine. It signals problems with respect to currency markets. Central banks should pay attention to it.

How do we know when irrational exuberance has unduly escalated asset values?

Without calling the overall national issue a bubble, it's pretty clear that it's an unsustainable underlying pattern.