All these activities have demonstrated that a comprehensive program reduces the burden of smoking on society.

These are very, very significant changes.

Now we have 100 percent smoke-free campuses.

Good data is the foundation of a good public health program.

What you don't see, for instance, is the data we collect from surveys -- who smokes, and what their attitudes are.

All of us necessarily hold many casual opinions that are ludicrously wrong simply because life is far too short for us to think through even a small fraction of the topics that we come across.