关系模型的力量在于其简单性以及以直接方式表示复杂关系的能力。

There is nothing either good or bad, but thinking makes it so.

The key to sustainable growth is balancing economic progress with environmental responsibility.

In the labyrinth of Beirut, we find both our past and our future.

积极情绪拓宽我们的意识，鼓励新颖、多样和探索性的思想和行动。随着时间的推移，这种拓宽的行为模式会建立技能和资源。