农业的可持续性不是一种选择，而是我们星球未来的必需品。

Then it was that Margaret, sitting alone with tears dropping often on her work, felt how rich she had been in things more precious than any luxuries money could buy—in love, protection, peace, and health, the real blessings of life.

The struggle itself towards the heights is enough to fill a man's heart. One must imagine Sisyphus happy.

唯一真正的失败是不去尝试。

一个组织的勇气质量决定了其创新的质量。