解释：甜味食物走肉，肉病的人不宜多食，说明饮食需与病症相宜。

The great challenge of the modern world is to create institutions that are strong enough to govern effectively but also accountable and responsive to the needs of citizens.

Sustainability in mining isn't an option—it's a necessity for our future.

世界只给予我一次，不是存在一个又感知一个。