你后半生的深刻个人材料是你的孩子。你可以在父母去世后写他们，但你的孩子还会在这里，你会希望他们来养老院看你。
The deep, personal material of the latter half of your life is your children. You can write about your parents when they're gone, but your children are still going to be here, and you're going to want them to come and visit you in the nursing home.
【译文】聪明智慧的人喜爱水，有仁德的人喜爱山；聪明智慧的人活跃好动，有仁德的人沉静稳重；聪明智慧的人快乐，有仁德的人长寿。
The course of development consists simply in this; that in each generation the two parental traits appear, separated and unchanged.
To follow by faith alone is to follow blindly.
Sometimes the simplest solutions in chemistry are the most elegant and powerful.