The man who imagines a social system as a tree will have a different political outlook. A bad machine can be scrapped, and another put in its place. But if a tree is cut down, it is a long time before a new tree achieves the same strength and size. A machine or a mould is what its maker chooses ; a tree has its specific nature, and can only be made into a better or worse example of the species.
出典: On Education, especially in early childhood, 1926, Pt. 2： Education of character, chap. 6: Constructiveness. 詳細情報：http://russell-j.com/beginner/OE06-010.HTM
Source: On Education, especially in early childhood, 1926, Pt. 2： Education of character, chap. 6: Constructiveness.
More info.:http://russell-j.com/beginner/OE06-080.HTM