In the study of nature, imagination must be guided by the rigid rules of logic and experiment.
在研究自然时,想象力必须受到逻辑和实验的严格规则指导。
怀疑是艺术家最诚实的伙伴。
The true value of a forest can't be measured in board feet alone.
最危险的艺术是让人思考的那种。
To be creative means to be in love with life. You can be creative only if you love life enough that you want to enhance its beauty.