凡是大国之所以不攻打小国的，必定是由于这个小国粮食充足，城郭修筑坚固，上下和谐一心。 

The true cost of seafood isn't just the price tag—it's the impact on marine ecosystems.

The truth is often hidden in the spaces between words.

外部世界的旅程可能有一百万步;内心世界的旅程只有一步:当下正在迈出的这一步。