We thought we had such problems. How were we to know we were happy?
幸福的秘密不在于追求更多，而在于培养享受更少的能力。
The best way to ensure peace is to maintain a balance of power among the great powers.
真正的旅程不在于发现新的风景，而在于拥有新的眼光。
每一本书都是一次旅程，每一页都是踏入未知的一步。