创造东西真的很难。你必须非常在乎它，才能克服所有的失望和挫折。
Making something is really hard. You have to care about it so much that you will push through all the disappointments and frustrations.
即使在最黑暗的时刻，只要记得点亮灯光，就能找到幸福。
The most important single aspect of software development is to be clear about what you are trying to build.
我不是一个会回头看并想着“我希望我当时做得不同”的人。
世界上最好和最美丽的东西是看不见甚至摸不到的——它们必须用心去感受。