Full Idea
For the existential view of lived time, the present would be empty if it were not for the pull of the future and the weight of the past that give it its character.
Gist of Idea
For existentialists the present is empty without the pull of the future and weight of the past
Source
Todd May (Gilles Deleuze [2006], 2.05)
Book Reference
May,Todd: 'Gilles Deleuze' [CUP 2006], p.43
A Reaction
Bergson seems to be important in developing this idea, though I suspect that Kierkegaard is a source.