Karma is often wrongly confused with the notion of a fixed destiny. It is more like an accumulation of tendencies that can lock us into particular behavior patterns, which themselves result in further accumulations of tendencies of a similar nature... But is is not necessary to be a prisoner of old karma.
Wherever You Go, There You Are: Mindfulness meditation for everyday life (ed. Hachette UK, 2016) - ISBN: 9780349414232