John William Draper Quote

Experimental investigation, to borrow a phrase employed by Kepler respecting the testing of hypotheses, is "a very great thief of time." Sometimes it costs many days to determine a fact that can be stated in a line.


Scientific memoirs, being experimental contributions to a knowledge of radiant energy (ed. Ayer Co Pub, 1973)

Picture Quote 1

Experimental investigation, to borrow a phrase employed by Kepler respecting the testing of hypotheses, is a very great thief of time. Sometimes it...

Picture Quote 2

Experimental investigation, to borrow a phrase employed by Kepler respecting the testing of hypotheses, is a very great thief of time. Sometimes it...

Picture Quote 3

Experimental investigation, to borrow a phrase employed by Kepler respecting the testing of hypotheses, is a very great thief of time. Sometimes it...

Picture Quote 4

Experimental investigation, to borrow a phrase employed by Kepler respecting the testing of hypotheses, is a very great thief of time. Sometimes it...