阅读下面短文，从短文后所给的A、B、C、D四个选项中选出能填入相应空白处的最佳选项。
Accept life as it is. I learned how to do it from my father. 1 , he did not teach me acceptance when he was strong and healthy, but rather when he was 2 and ill.
My father was 3 a strong man who loved being active, but a terrible illness 4 all that away. Now he can no longer walk, and he must sit quietly in a chair all day.
Even talking is 5 . One night, I went to visit him with my sisters. We started 6 about life, and I told them about one of my 7 . I said that we must very often give things up 8 we grow — our youth, our beauty, our friends — but it always 9 that after we give something up, we gain something new in its place. Then suddenly my father 10 up. He said, “But, Peter, I gave up 11 ! What did I gain?” I thought and thought, but I couldn't think of anything to say. 12 , he answered his own question: “I 13 the love of my family,” I looked at my sisters and saw tears in their eyes, along with hope and thankfulness.
I was also 14 by his words. After that, when I began to feel angry at someone, I 15 remember his words and become 16 . If he could 17 his great pain with a feeling of love for others, then I should be 18 to give up my small anger. In this 19 , I learned the power of acceptance from my father.
Sometimes I 20 what other things I could have learned from him if I had listened more carefully when I was a boy. For now, though, I am ashamed(惭愧的) for this one word.
