Dialogue

 1 Intro|      bodies, to the relations of colours, the nature of diseases,
 2 Intro|          I will hereafter speak.~Colours are flames which emanate
 3 Intro|       moisture, and all sorts of colours are generated by the mixture.
 4 Intro|      according to which compound colours are formed, cannot be determined
 5 Intro|     which becomes umber when the colours are burnt and there is a
 6 Intro|   difficulty in seeing how other colours are probably composed. But
 7 Intro|       and a suffusion of bilious colours when the liver is contracted,
 8 Intro|     sustenance take all sorts of colours when intermixed, but the
 9 Intro|         names answering to their colours. Lymph or serum is of two
10 Intro|        had no clear divisions of colours or substances; even the
11 Intro|         these elements all other colours are derived. All of them
12 Intro|        bad basis for a theory of colours. We must remember that they
13 Intro|         who tried experiments in colours would ‘forget the difference
14 Timae|    called by the general name of colours, and are a flame which emanates
15 Timae|        give a rational theory of colours.~Of the particles coming
16 Timae|       moisture, and all sorts of colours are generated by the mixture.
17 Timae|   according to which the several colours are formed, even if a man
18 Timae|   becomes umber (Greek) when the colours are burnt as well as mingled
19 Timae|         and by what mixtures the colours derived from these are made
20 Timae|         the whole liver produces colours like bile, and contracting
21 Timae|       food, acquire all sorts of colours by their inter-mixture;
22 Timae|         veins, having variegated colours and bitter properties, as
23 Timae| variously distinguished by their colours. As for serum, that sort