Joined toes and extra fingers are an addition to nature, though, functionally speaking, superfluous. Wens and tumours are an addition to the bodily form, though, as far as nature is concerned, superfluous. And similarly, to include charity and duty to one's neighbour among the functions of man's organism, is not true Tao.
The whole of this chapter is a violent tirade against the leading doctrines of Confucianism.
For just as joined toes are but useless lumps of flesh, and extra fingers but useless excrescences, so are any artificial additions to our internal economy but harmful adjuncts to real charity and duty to one's neighbour,
Which are the outcome of Tao.
and are moreover prejudicial to the right use of intelligence.
People with extra keenness of vision muddle themselves over the five colours, exaggerate the value of shades, and of distinctions of greens and yellows for sacrificial robes. Of such was Li Chu.
Who could see a pin's point at a distance of 1,000 li. He is mentioned by Mencius.
People with extra keenness of hearing muddle themselves over the five notes, exaggerate the tonic differences of the six pitch-pipes, and the various timbres of metal, stone, silk, and bamboo, of the Huang-chung, and of the Ta-lü. Of such was Shih K'uang.
The blind musician mentioned in [ch. ii]. The Huang-chung and the Ta-lü were two of the twelve bamboo tubes, or pitch-pipes, on which ancient Chinese music was based. Six were male or positive, and six female or negative. Hence they are spoken of collectively as six.
People who graft on charity, force themselves to display this virtue in order to gain reputation and to enjoy the applause of the world for that which is of no account. Of such were Tsêng and Shih.