be discontented and unhappy

基本解释

I therefore advise those critical querulous discontented unhappy people that if they wish to be respected and beloved by others& happy in themselves they should leave off looking at the ugly leg.
因此，我劝告那些性情苛酷、怨愤不平、和郁郁寡欢的人，如果他们希望能受人敬爱而自得其乐，他们就不可再去注意人家坏腿了。
I therefore advise those critical querulous discontented unhappy people that if they wish to be respected and beloved by others and happy in themselves they should leave off looking at the ugly leg.
因此，我劝告那些苛刻挑剔、牢骚满腹、事事不满、郁郁寡欢的人们，如果他们希望自己受人敬爱而享有幸福，他就应该不再去看人家难看的腿。