The idea that computers can ever replace teachers and schools reveals a deep lack of understanding about the role leadership plays in student success.

While I started out with a vague understanding that diversity would be important, my own observations have led me to realize that achieving greater levels of diversity is in fact vital to our long-term success.

We're not trying to be the only route into teaching. We do put enormous energy into understanding what differentiates the most successful teachers.

Technology has enormous potential to address educational needs more efficiently, help teachers improve their performance, and enrich and individualize student learning.

Many of us in Congress have been calling on the Administration to articulate a bold mission for NASA. It seems that the President is answering that call. I wholeheartedly support his vision for going back to the moon, and from there to worlds beyond.

Whatever we do from government, we need to do what's best for America. If we do that, that's bringing power back to the people.

The fate of every democracy, of every government based on the sovereignty of the people, depends on the choices it makes between these opposite principles, absolute power on the one hand, and on the other the restraints of legality and the authority of tradition.

It appears that Wall Street is not acting as a force for economic expansion, providing access to capital for companies that make things. Rather, it seems, Wall Street is using government bailouts to lever up.