Abstraction is the key to managing complexity in software systems.

Be thankful for what you have; you’ll end up having more. If you concentrate on what you don’t have, you will never, ever have enough.

The most successful people are those who are good at plan B.

"There is no justice in love, no proportion in it, and there need not be, because in any specific instance it is only a glimpse or parable of an embracing, incomprehensible reality."

最好的领导者是那些最热衷于让比自己更聪明的人围绕在身边的人。

The journey of self-discovery is one of the most challenging yet rewarding aspects of psychological study.

The passions that incline men to peace are fear of death, desire of such things as are necessary to commodious living, and a hope by their industry to obtain them.

抗击贫困的关键是将它分解成更小、更易管理的问题。