You cannot improve your past, but you can improve your future. Once time is wasted, life is wasted.
你不能更改你的过去，但你能使你的将来越来越更幸福。一旦時间浪费了，生命就浪费了。
Knowlegde can change your fate and English can accomplish your future.
读书改变命运，英文造就将来。
Dont aim for success if you want it; just do what you love and believe in, and it will come naturally.
假如你要想取得成功，不必去追求完美取得成功;虽然做真实的自己喜爱的事而且坚信它，取得成功当然来临。
Jack of all trades and master of none.
每科熟练，样样稀松。
Judge not from appearances.
人不可貌相，海不能斗量。
Justice has long arms.
法网恢恢，从恶如崩。
Keep good men company and you shall be of the number.
近墨者黑，旁观者清。
Kill two birds with one stone.
一箭双雕。
Kings go mad, and the people suffer for it.
君主发疯，百姓遭殃。
Kings have long arms.
四海之内，莫非王土。