It... is the best opportunity we've had in the last 25 years to bring about a settlement in Northern Ireland, and I think we should leave no stone unturned to achieve that. ↗
I'd say that after my father passed my writing changed, it went deeper. Most would say 'matured' but I don't think I'd use that word in relation to my progress. I think 'change' is a little more accurate. ↗