Silence is a virtue, but silence in front of someone you like is cowardice.

今天我们必须负责任地开采煤炭，这样我们的孩子才能继承能源安全和健康的环境。

"The greatest glory in living lies not in never falling, but in rising every time we fall."

解释：酸味食物走筋脉，但过量食用会导致小便不畅，说明饮食需适量。