"Purpose gives meaning to mental activity."

我是一个笼子，在寻找一只鸟。

解释：每种药材的生长都有其特定的环境和条件，说明药材产地与品质的关系。

The most successful companies are those that can adapt to change while staying true to their core values.

预测未来的最好方法就是创造未来。

可持续发展不是一种选择，而是我们对后代的责任。

No one had ever had such a friend, so affectionate,so loyal and so skillful.

Ignorance is the breeding ground of tyranny.

每一本书都是一次旅行。

If you want to change your life, change your mindset.