The contrast between man's ideological capacity to move at random through material and metaphysical spaces and his physical limitations, is Uneven le… - Paul Klee

[commenting French Cubist art] ..Trees are violated, humans become incapable of life; there is a coercion that leads to the un-recognazibility of the object, to a picture-puzzle. For here what counts is not a profane law, but a law of art.

I have now reached the point where I can look over the great art of antiquity and its Renaissance. But, for myself, I cannot find any artistic connection with our own times. And to want to create something outside of one's own age strikes me as suspect. Great perplexity. This is why I am again all on the side of satire. Am I to be completely absorbed by it once more? For the time being it is my only creed. Perhaps I shall never become positive? In any case, I will defend myself like a wild beast.

And what is the relationship of muscle to bone? Through its ability to contract or shorten itself, the muscle brings two bones into a new angular relationship.. ..The position of two bones toward each other must change if the muscle so decides.
Bones give support to the total organism; also when in motion. Muscles have a higher function because they act beside each other.
One bends, the other stretches.
One bone alone achieves nothing.