The most extensive research is never complete, and never can be until it extends to the utmost bounds of knowledge.


The Art of Scientific Discovery, Chapter XLIII (p. 397), Longmans, Green & Co. 1878


The most extensive research is never complete, and never can be until it extends to the utmost bounds of knowledge.

The most extensive research is never complete, and never can be until it extends to the utmost bounds of knowledge.

The most extensive research is never complete, and never can be until it extends to the utmost bounds of knowledge.

The most extensive research is never complete, and never can be until it extends to the utmost bounds of knowledge.