When I was a junior high school student , I was great at math, however I became mathphobic after that.
I have a lot of waiting time for healthcare of my parents and wife nowaday, this waiting time is killing me! So I decided to study math and English for not to waste a time. Today , I bought two books for math. Let's see how long I can last. how long I can continue studying 

又、添削してもらいました。 こんな短い文章でも添削されてしまいます。 (^-^;