以下则是The International Actuarial Association Mortality Working Group一文，文章请读完，非常经典和受启发。
　　For those with an interest in mortality and longevity, the six-monthly Update from the International Actuarial Association Mortality Working Group is now available.
 
　　We have taken the opportunity on this occasion to provide the Update in multiple languages, and to make the meeting papers available direct from the same web page as the Update, without the need to log in to the IAA website.
　　高顿网校之生活感悟：青年人看问题几乎是老走极端的，因为从这种“过分”出发，青年人才不会在看到那么多羊毛挂路边的树上而听其自然。到了二十岁，青年人开始有点分寸，三十岁以前，棱角都磨光了。之后，因循守旧，八面玲珑，成了四处可转的嘹望塔。