...that instead of training the eye so as to increase its powers, experience in observation only trains that slight imperfection of the imagination which tends to increase details thought to be visible. Perhaps the most surprising declaration, as far as the general public are concerned, is that which...

...229 we find the following statements regarding the effect of training and experience in observing: "This theory explains why highly experienced observers...which tends to increase details thought to be visible. . . .Nothing more strongly increases the powers of the imagination — of seeing the unseen — than...

...observed here. Then regarding the imagination versus training and experience the same writer states : "This theory explains why highly experienced observers see so much more than beginners. We are very prone to see what we are told by others is visible : we think we see what we desire and...

...229 we find the following statements regarding the effect of training and experience in observing: "This theory explains why highly experienced observers...which tends to increase details thought to be visible. . . .Nothing more strongly increases the powers of the imagination — of seeing the unseen — than...

...faintness admittedly exists in the case of almost all the Martian markings. This theory explains perfectly why highly experienced observers see so much more...increase details thought to be visible. The theory also furnished an explanation of the fact that a considerable number of observers think they have seen the...