His confident manner could easily make up for any inability to recite facts and legislation as Mr. Gore has shown he can do.

The less antic Mr. Gore is showing symptoms of robotism.

Now, Mr. Gore has shown himself to be shallow, too, convinced that image should trump substance.

And it demonstrated that Mr. Gore bristled at some questions and showed flashes of anger at others.

Asked if he had set his own deadline for when the contest would be over, Mr. Gore showed his resolve.

But one thing has remained constant: the puckish humor Mr. Gore shows in private.

Mr. Gore has shown a preference for quick, back-to-back television interviews, with two questions squeezed into 60 seconds.

But the memorandum also says that Mr. Gore has shown major improvements in some areas of vulnerability.

Mr. Gore must show how universal access can be made compatible with competition.

Behind the center, on the playground, Mr. Gore showed great enthusiasm as he talked about the scientific studies that indicate how important early childhood education is.