Mathematics are the root and blood of a knowledge of the laws of nature and of art.


Instruction in Natural Science, The American Journal of Education, Number 20, 1860 (p. 135)


Mathematics are the root and blood of a knowledge of the laws of nature and of art.

Mathematics are the root and blood of a knowledge of the laws of nature and of art.

Mathematics are the root and blood of a knowledge of the laws of nature and of art.

Mathematics are the root and blood of a knowledge of the laws of nature and of art.