1·One old idiom is "luoyeguigen", which means returning to one's homeland at the old age, like fallen leaves return to the roots of their trees.
有个古老的成语叫“落叶归根”，意思是年老时回到自己的家乡，就像落叶返回树根一样。
2·This can severely disrupt her education. Moreover, being pregnant at such an early age can also have deleterious effects on one's health.
这些问题不但可以荒废他们的学业，更糟糕的是，在这么小的年纪怀孕，对个人健康会产生不良的影响。
3·At a certain age, you find it extraordinary the compromises one's willing to make for even the possibility of love.
人到了一定年龄，会意识到一个人可以不惜一切去争取爱，或者哪怕是爱的可能性。
4·I have my understanding of being independent at 30, that is, having a career at this age and following one's own ideas.
我对三十而立的理解是：三十岁时，需要有一个职业，可以让自己的思想驰骋。
5·But I always believe that the youth in one's life is really short, and only at this age can you have the feeling that won't be bound by worldly life and views.
但是我一直觉得人生中的青春很短暂，只有这个年龄才可以有不需要被生活，被世俗束缚的感情。
6·Habit is cultivated gradually and it is easiest to cultivate habit at one's young age. Once a habit is cultivated, it is difficult for you to change it.
习惯是慢慢养成的，在幼小的时候最容易养成，一旦养成之后想改变过来却还不很容易。