你必须充满期待。你必须沉浸在希望之中。

解释：大部分蔗都是甘甜的，而竹蔗却是苦的，说明了蔗类味道的多样性。

Sustainability isn't just good for the planet—it's good for business.

建立信任需要时间，但它是每一段牢固关系的基础。

With a library you are free, not confined by temporary political climates. It is the most democratic of institutions because no one - but no one at all - can tell you what to read and when and how.

文学是对人之意义的探索。