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.
Chemistry is the art of building bridges between the microscopic and the macroscopic.
The value of freedom is truly understood only when lost.
The only way to get rid of a temptation is to yield to it.
犯罪并非非理性行为,而是对激励和约束的回应。