SURPRISE.

A better title for this thread might be:

10 things to avoid in order to live a longer, happier life
Example:

"#8 Blame and Complain

It is so nice to always be the victim. The world is always out to get us. How our lives would be so much better except for all those who are around us. The most wonderful aspect of this outlook is that we can always justify it very easily. This absolves us of any responsibility to improve the conditions we encounter. It creates a wonderful atmosphere of misery, stress, and negativity which will surely cost us those unneeded years at the end of our lives."