Depression, from dazzling stars to officials and politicians, from air crash pilots to scholars and translators, is all trapped by it, and even drives their lives to a sad end. 　　”I don’t know why, I am so sad…” The poet Heine, who suffered from depression, began his famous poem “Lorelei” like this, vividly expressing the true feelings of depressed people. Depression is not a purely temporary psychological problem as some people think. It is a physiological disease, which is related to both genetic and environmental stimuli. It is very likely that there is no reason, and people are enveloped by a feeling of disappointment, frustration, and helplessness, which cannot be…