1. The movement of the Dao
By contraries proceeds;
And weakness marks the course
Of Dao's mighty deeds.
2. All things under heaven sprang from It as existing (and named); that existence sprang from It as non-existent (and not named).
去用, 'Dispensing with the Use (of Means);'—with their use, that is as it appears to us. The subject of the brief chapter is the action of the Dao by contraries, leading to a result the opposite of what existed previously, and by means which might seem calculated to produce a contrary result.
In translating par. 2 I have followed Jiao Hong, who finds the key to it in ch. 1. Having a name, the Dao is 'the Mother of all things;' having no name, it is 'the Originator of Heaven and Earth.' But here is the teaching of Laozi:—'If Dao seems to be before God,' Dao itself sprang from nothing.