Shadow is a colour as light is, but less brilliant; light and shadow are only the relation of two tones.

Shadow is a colour as light is, but less brilliant; light and shadow are only the relation of two tones.

阴影是一种与光一样的颜色，但不那么明亮;光和影只是两种色调的关系。

-- Paul Cézanne 保罗·C·赞恩