关于《七个世界，一个星球》的名言名句，综合搜索结果整理如下：

一、自然景观类

1. "A violet, gentle eye gazes on the azure sky as a gray and empty mist lies like solid amethyst when the sunset sleeps upon its snow"（紫罗兰般温柔的凝视着蔚蓝天空，当夕阳沉睡于积雪时，灰色迷雾如同固态紫水晶）

2. "The continent of hearts, with its extreme beauty"（充满极致之美的心脏大陆）

3. "Two hundred million years ago, our planet looked very different. It was entirely covered by sea"（两亿年前，我们的星球与今天截然不同，完全被海洋覆盖）

二、生命与生存类

1. "Life's vitality, great parents' love, wise planning, close cooperation, and the indescribable cuteness and purity"（生命的活力、伟大的父母之爱、睿智的谋划、紧密的合作，以及无法言表的可爱与纯粹）

2. "All humans are so fortunate to live without having to fight nature for energy and nutrients, to have a safe habitat, and to wait peacefully for parents' visits"（全人类如此幸运，无需为能量与营养与大自然搏斗，拥有安全的栖息地，还能安然等待父母的探访）

3. "Africa's heart is a vast tropical rainforest. At its core lies a lush, verdant expanse"（非洲的心脏是广袤的热带雨林。其核心是郁郁葱葱的原始森林）

三、哲学与情感类

1. "The wind wraps itself around as a strain of sweetest sound"（风轻柔地环绕，如同最美妙的乐章）

2. "We should not fail to cherish this gift"（我们不应辜负这份馈赠）

注：部分句子为纪录片原声台词的中英文对照版本，建议结合字幕理解。如需更详细的背景信息，可参考纪录片官方渠道。