不要过于乐观 meaning in English

charity begins at home

I would caution against undue optimism .
我奉劝不要过于乐观。
Catch your bear before you sell its skin
卖熊皮前先捉熊；凡事宜按部就班，不要过于乐观。
I would caution against undue optimism
我奉劝不要过于乐观
But he also says insurgents attack every day , and he cautious against excess optimisim
但是他同样说到反叛分子每天都会攻击，他告诫大家不要过于乐观
But he also says insurgents attack every day , and he cautions against excessiveoptimism
但是他同样说到反叛分子每天都会攻击，他告诫大家不要过于乐观