human
The five fingers so curved that their tips fell perpendicularly upon the keys, over which they formed a parallel line, ever ready to obey. The finger was not raised vertically upon leaving the key, but was drawn back, almost gliding toward the palm of the hand; in the passage from one key to another this sliding motion seemed to impart to the succeeding finger exactly the same degree of pressure, thereby ensuring perfect equality; a touch neither 'heavy,' nor yet dry (_sec_).
gpt
The other parts of his body took no part in the performance, contrary to the habit of many people whose hands are incapable of sufficient agility.