We can understand, too, that natural species are chosen not because they are 'good to eat' but because they are 'good to think.'
Objects are what matter. Only they carry the evidence that throughout the centuries something really happened among human beings.
In the old days, people used to risk their lives in India or in the Americas in order to bring back products which now seem to us to have been of comically little worth.
If the composer withholds more than we anticipate, we experience a delicious falling sensation; we feel we have been torn from a stable point on the musical ladder and thrust into the void.