改良植物育种的秘诀，除了科学知识外，就是爱。

"We live in a world where walls have ears and the ground has eyes."

The true cost of coal must account for both its immediate value and its long-term impact on communities and ecosystems.

每种材料都有记忆，每个行动都会留下痕迹。

The more you know, the more you grow.

法律与道德的分离是法律体系存在的必要条件。