Not all sensations, and not even all harmonious sensations, are however aesthetic. Witasek holds, it is true, that all aesthetic feelings presuppose (are founded on) intuitive presentations; but he nevertheless draws a clear line between aesthetic experiences on the one hand, even those relating to objects of sense and to simple Gestalten, and merely sensory feelings - for example my feeling of pleasure in the warmth of a wood fire. To follow his reasoning here we must introduce yet a further distinction in the realm of mental phenomena between acts and contents. This distinction was.