green numbers give full details | back to texts | unexpand this idea
16719 | The primary qualities are mixed to cause secondary qualities |
Full Idea: Secondary qualities are caused by a mixture of primary qualities. | |||
From: Walter Burley (De formis [1330], pars post p.65), quoted by Robert Pasnau - Metaphysical Themes 1274-1671 21.2 | |||
A reaction: Like paint. He probably has in mind hot, cold, wet and dry as the primary qualities. |