That I've lived to this age is probably due to my effort to sum up my personal experience of the past decades and draw a lesson from it. I've never been weighed down by CARES.

我能活到现在，大概是总结了过去几十年的经验教训，卸下了思想包袱，不生气、不悲观。

youdao

My calligraphy writing skill, which has been rusted due to lack of practice, in this age of computer.

我的书法能力，在这个电脑的时代，因为属于练习，已经锈迹斑斑。

youdao

Recently my mother lost job due to old age and our situation became very difficult.

最近，俺娘失去了工作归因于老年纪和俺们的情况变得很困难。

youdao

"After having repeatedly examined my conscience before God, I have come to the certainty that my strengths due to an advanced age are no longer suited to an adequate exercise of the Petrine ministry, " he told the cardinals.

NPR: Pope Resigning On Feb. 28, Conclave In March

After having repeatedly examined my conscience before God, I have come to the certainty that my strengths, due to an advanced age, are no longer suited to an adequate exercise of the Petrine ministry.

CNN: Full text of Pope Benedict XVI's declaration

"After having repeatedly examined my conscience before God, I have come to the certainty that my strengths, due to an advanced age, are no longer suited to an adequate exercise of the Petrine Ministry, " he added.

WSJ: Pope Benedict XVI to Resign