质量比数量更重要，一个本垒打胜过两个二垒安打。
Quality is more important than quantity. One home run is much better than two doubles.
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.
Sometimes the most profound mathematics comes from playing with simple ideas until they reveal their hidden complexity.
The only way to do great work is to love what you do.