Our observation of nature must be diligent, our reflection profound, and our experiments exact. We rarely see these three means combined; and for this reason, creative geniuses are not common.
I like better for one to say some foolish thing upon important matters than to be silent. That becomes the subject of discussion and dispute, and the truth is discovered.
Whatever dressing one gives to mushrooms, to whatever sauces our Apiciuses put them, they are not really good but to be sent back to the dungheap where they are born.