Humor can be one of our best survival tools.

The hardest thing you can do is smile when you are ill, in pain, or depressed. But this no-cost remedy is a necessary first half-step if you are to start on the road to recovery.

It is still not clear from this study how laughter can directly help the heart but other studies have shown that laughter is beneficial for every system in the body.

And, unlike the earlier bombing on the World Trade Center, a major landmark and symbol of the strength of the financial world was, not just damaged but, totally destroyed.

Any attempts at humor immediately after September 11th were deemed tasteless.

It has been said that 80% of what people learn is visual.

The tragedy of September 11th was so sudden, so enormous, and so horrendous, both in terms of lives lost and global consequences, that this country and the world went into immediate and prolonged shock.