天然气将发挥关键的桥梁作用，但它不能是最终目的地。
Natural gas will play a crucial bridging role, but it cannot be the final destination.
语言是心灵的声音。
The text is a tissue of quotations drawn from the innumerable centers of culture.
When I approach a child, he inspires in me two sentiments; tenderness for what he is, and respect for what he may become.