Mathematics is, as it were, a sensuous logic, and relates to philosophy as do the arts, music, and plastic art to poetry.

Mathematics is, as it were, a sensuous logic, and relates to philosophy as do the arts, music, and plastic art to poetry.

数学可以说是一种感性的逻辑，它与哲学的关系就像艺术、音乐和造型艺术与诗歌的关系一样。

-- Karl Wilhelm Friedrich Schlegel 卡尔·威廉·施勒格尔