Scientific work must... be carried on with an open mind, uninfluenced by preconceived ideas, critical of its own observations, cautious in arriving at conclusions from them, and ready to revise any statement which has not stood the test of further experiment or reasoning.


Discovery, Or, The Spirit and Service of Science, Chapter I (p. 12), Macmillan & Co Ltd. 1918


Scientific work must... be carried on with an open mind, uninfluenced by preconceived ideas, critical of its own observations, cautious in arriving...

Scientific work must... be carried on with an open mind, uninfluenced by preconceived ideas, critical of its own observations, cautious in arriving...

Scientific work must... be carried on with an open mind, uninfluenced by preconceived ideas, critical of its own observations, cautious in arriving...

Scientific work must... be carried on with an open mind, uninfluenced by preconceived ideas, critical of its own observations, cautious in arriving...