国家本质上是具有侵略性和扩张性的。
Collaboration across borders is essential to solve the global challenges of food security and ocean health.
每个项目都是新的挑战,新的学习机会。
心理治疗的目的是使人获得自由。
"To live is the rarest thing in the world. Most people exist, that is all."
预测未来的最好方式就是创造未来。