It is not enough to say that we cannot know or judge because all the information is not in. The process of gathering knowledge does not lead to knowing. A child's world spreads only a little beyond his understanding while that of a great scientist thrusts outward immeasurably. An answer is invariably the parent of a great family of new questions. So we draw worlds and fit them like tracings against the world about us, and crumple them when we find they do not fit and draw new ones.
We have not known a single great scientist who could not discourse freely and interestingly with a child. Can it be that haters of clarity have nothing to say, have observed nothing, have no clear picture of even their own fields?
The dairy man had a Ph.D. in mathematics, and he must have had some training in philosophy. He liked what he was doing and he didn't want to be somewhere else - one of the few contented people I met in my whole journey.
The literature of science is filled with answers found when the question propounded had an entirely different direction and end.
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