When the shot is afterwards subjected to white light, colour appears because of selective reflection.

-- Gabriel Lippmann 李普曼

当镜头被白光照射后，颜色会因为选择性反射而出现。

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Colour Reflection

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I know the colour rose, and it is lovely, But not when it ripens in a tumour; And healing greens, leaves and grass, so springlike, In limbs that fester are not springlike.

我知道玫瑰的颜色，它很可爱，但不是在肿瘤里成熟的时候;愈合的绿色植物，叶子和草，所以像春天，在四肢溃烂不是春天。

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Why do two colors, put one next to the other, sing? Can one really explain this? no. Just as one can never learn how to paint.

为什么两种颜色，一种放在另一种旁边，唱歌?有人能解释一下吗?不。就像一个人永远学不会画画一样。

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Cleanliness is almost as bad as godliness.

清洁几乎和虔诚一样糟糕。

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