Nature is kind of a loving mother, but also a butcher in cold blood.—Victor Hugo, French writer
自然不仅是慈爱的母亲，也是冷血的屠夫。——维克多·雨果，法国作家
The first in time and the first in importance of the influences upon the mind is that of nature.
在所有对头脑的影响中，大自然的影响可谓在时间上最先，在作用上最为重要。
Ralph Waldo Emerson, American thinker and poet
拉尔夫·沃尔多·爱默生，美国思想家及诗人
The lover of nature is he whose inward and outward senses are still truly adjusted to each other; who has retained the spirit of infancy even into the era of manhood.
热爱大自然的人是那种成年后内外感官依然协调一致，依然保持童心的人。
Ralph Waldo Emerson, American thinker and poet
拉尔夫·沃尔多·爱默生，美国思想家及诗人
When man is happy, he is in harmony with himself and his environment.—Oscar Wilde, Irish writer
人类幸福之时，亦即人类自身和谐生活、且与环境和谐共处之时。——奥斯卡·王尔德，爱尔兰作家
We make the world we live in and shape our own environment.—Orison Marden. American writer
我们创造自己生活的世界，塑造我们自身的环境。——奥里森·马登，美国作家
