Oh, I see... There's no way to color blocks of text in a text Object. I would love to see an update that included reading a text object content as basic html...
Anyway, you could try a middle point. The drag method I explained might be used with several text objects. If you want to make it easy, just use several instances of the same text object. You can still refer to then individually by UID and the action to drag would affect them all.
Here's a .capx (I removed the controls to stop dragging at the beginning and end of the text):
[attachment=0:14v0vh1s][/attachment:14v0vh1s]