A useful concept may be a barrier to the acceptance of a better one if long-entrenched in the minds of scientists.


On Understanding Science - Chapter III (p. 74), Yale University Press. 1947


A useful concept may be a barrier to the acceptance of a better one if long-entrenched in the minds of scientists.

A useful concept may be a barrier to the acceptance of a better one if long-entrenched in the minds of scientists.

A useful concept may be a barrier to the acceptance of a better one if long-entrenched in the minds of scientists.

A useful concept may be a barrier to the acceptance of a better one if long-entrenched in the minds of scientists.