当你需要帮助的时候，你可以求助于自己的双手。

What good is the warmth of summer, without the cold of winter to give it sweetness.

Infrastructure connectivity is crucial for regional economic integration.

The opportunity does not go hand in hand, so when they come, you’d better hold them.

扩展的艺术概念是必要的。

格瓦拉讽刺苏联官员