估计问题的性质与检验统计假设的问题不同。
宁可别人对不起我,不要我对不起别人。
"The best way to forget something is to remember it."
If you want to fly, you have to give up what weighs you down.
"Art is the only way to run away without leaving home."
Never give up on your dreams, no matter how impossible they may seem.