The most important skill in mathematics is the ability to think clearly.
The only sensible ends of literature are, first, the pleasurable toil of writing; second, the gratification of one's family and friends; and lastly, the solid cash.
这就是我们在生活中必须做的：承受巨大的创伤和细小的擦伤，然后继续前进。
The woodcutter's axe begged for its handle from tree,the tree gave it.
你作为一个意识生物的成长，将以你愿意接受的令人不舒服的对话的次数来衡量。
To understand is to know what causes what.