To always think the grass is greener on the other side; to be dissatisfied with one's current situation and always wish for something better, often leading to instability.
小张总觉得别人的工作更轻松，薪水更高，真是这山望着那山高，结果频繁跳槽也未能找到称心的。
Xiao Zhang always felt that others' jobs were easier and paid better, truly reflecting 'this mountain looks at that mountain as higher', and as a result, frequent job changes did not lead to satisfaction.
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