All things excellent are as difficult as they are rare.
所有卓越的事物都与它们的稀有性一样困难。
I went to the woods because I wished to live deliberately. I wanted to live deep and suck out all the marrow of life, to put to rout all that was not life.
盖亚假说是为那些喜欢散步或只是站着凝视的人准备的,他们思考地球及其承载的生命,并推测人类活动的后果。
艺术不是手工艺,而是艺术家所体验的情感的传递。
知识最大的敌人不是无知,而是知识的幻觉。
Psychology must avoid all forms of mentalism.