穷困潦倒时，要抬头挺胸；春风得意时，要脚踏实地。

英文短句：

When you're down and out, remember to keep your head up. When you're up and well, remember to keep your feet down.

中文翻译：

穷困潦倒时，要抬头挺胸；春风得意时，要脚踏实地。