All our knowledge is the offspring of our perceptions.
All our knowledge has its origins in our perceptions.
The senses are of the earth, the reason stands apart from them in contemplation.
The organ of perception acts more readily than judgment.
All our knowledge hast its origins in our perceptions … In nature there is no effect without a cause … Experience never errs; it is only your judgments that err by promising themselves effects such as are not caused by your experiments … Science is the observation of things possible, whether present or past; prescience is the knowledge of things which may come to pass.
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