Before. If we begin this verse with the word "Till", and Psalms 119:71 with '"Tis", then each verse in this section will commence with "T", as it does in the Hebrew.
afflicted. oppressed.
But now. Compare Hebrews 12:6-11, and references there.
Related Commentaries of Psalms 119:67
Psalms 119:67
67 Before I was afflicted I went astray: but now have I kept thy word.