Since the oldest and the youngest were born nine years apart, the children had very different needs, so we could not always cover the same material with all of them.
हमारे बड़े बेटे और सबसे छोटे बेटे में करीब नौ साल का अंतर था, इसलिए बच्चों की ज़रूरतें अलग - अलग थीं ।