知识和人类力量是同义词。

Character is doing the right thing when nobody's looking. There are too many people who think that the only thing that's right is to get by, and the only thing that's wrong is to get caught.

合作是渔业发展的关键，单打独斗没有出路。

The way in which men produce their means of subsistence depends first of all on the nature of the actual means they find in existence and have to reproduce.

The important thing is not to stop questioning. Curiosity has its own reason for existing.