经济史告诉我们，改变是可能的，但很少是容易的。
Economic history teaches us that change is possible, but it is rarely easy.
解释：大部分鸟类都是雄性的，而雌鸽却是雌性的，说明了鸟类性别的特殊性。
Man's main task in life is to give birth to himself, to become what he potentially is. The most important product of his effort is his own personality.
译文：知道的闲事和结识的闲人越多，招惹的是非烦恼就越多。赏析：人要多做事，少说话，不去结交造谣生事，说三道四，品行极差的人。
安全的关键是不信任任何人，包括你自己。
The world is full of broken people trying to fix each other.
The ocean is not just a resource; it's a responsibility. We must manage it wisely for future generations.