农业创新不仅仅是技术问题，更是思维方式的转变。

To know that one does not write for the other, to know that these things I am going to write will never make me loved by the one I love.

The rise of a new great power is always a cause for concern among existing powers, as it threatens the existing balance of power.

使大陆位移的力量与产生巨大褶皱山脉的力量相同。

The hardest decisions often require the simplest question: 'What's right for the long term?'

解释：乌鸦聚集在一起，虽然看上去很和好，实际上并不亲密；不慎重地结交朋友，虽似牢固，终必破裂。