在数学中，提出问题的艺术必须比解决问题更有价值。
Every effort is an investment in the future, a wisdom understood by the wise.
To turn caring into action, we need to see a problem, see a solution, and see the impact. But complexity blocks all three steps.
Respect others' beliefs and views.
你越是处于感恩的状态，你就会吸引更多值得感恩的事情。
The most important single aspect of software development is to be clear about what you are trying to build.