PHL 201 Lecture 3: PHL 201 NOTES- L3
28 Apr 2016
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Wants to find foundation for science, and thinks it must be un-doubtable. Calls all opinions into question by looking at their sources. Quantity, size, number or shape is more certain. Mathematics are much more reliable, but you can still doubt mathematical theories. The senses are unreliable, so all opinions bases on sense perception can be doubted. Logical inference? (at v11 21) (att v11 21-122) When we see something there are two items: the thing we see our impression of it. We may not know whether the thing is as we think it is but we can be sure that our impression is as we think it is. When a pencil looks bent but it is actually straight, our impression of the pencil differes from the actual pencil: the actual pencil is straight our impression of the pencil is bent (or broken)
