People who settle in Chengdu have been thoroughly “brainwashed” by Chengdu’s publicity department.

In summer, there’s random fog and smog plus endless stifling heat; in winter, it’s nonstop heavy smog that “cleans” your lungs.
There are also occasional high-frequency earthquakes—give it a couple of shakes and it behaves.
During the Wenchuan earthquake, the surrounding mountains were shaken away completely, and tourist spots reset to zero in a second.
Come to Sichuan to travel or live—it's basically you getting yourself killed.