William A. Tilden Quote

A good theory is one which almost always leads to further discovery, but no theory, however justifiable, can be regarded as final.


Introduction to the Study of Chemical Philosophy, 10th Introduction (pp. 3-4), Longmans, Green & Co. 1901


A good theory is one which almost always leads to further discovery, but no theory, however justifiable, can be regarded as final.

A good theory is one which almost always leads to further discovery, but no theory, however justifiable, can be regarded as final.

A good theory is one which almost always leads to further discovery, but no theory, however justifiable, can be regarded as final.

A good theory is one which almost always leads to further discovery, but no theory, however justifiable, can be regarded as final.