Surveys in Differential Geometry: Proceedings of the Conference on Geometry and Topology Held at Harvard University, April 27-29, 1990 (Supplement to the Journal of Differential Geometry, No. 1)

It ain’t over till it’s over. End relationships that no longer work for you, as you could be spending time in a dead end. Rather head for more meaningful things. You could be missing opportunities while you’re stuck in a meaningless rut, trying to breathe life into something that is long gone.