Full Idea
When one says that life is a repetition one affirms that existence which has been now becomes.
Gist of Idea
Life is a repetition when what has been now becomes
Source
Søren Kierkegaard (Repetition [1843], p.49), quoted by Clare Carlisle - Kierkegaard: a guide for the perplexed 4
Book Reference
Carlisle,Clare: 'Kierkegaard: guide for the perplexed' [Continuum 2006], p.73
A Reaction
Not sure I understand this, but it seems very close to Nietzsche's Eternal Recurrence.