Every risk is worth taking as long as it's for a good cause, and contributes to a good life.
"The world is, in the end, what we say it is."
Around computers it is difficult to find the correct unit of time to measure progress. Some cathedrals took a century to complete. Can you imagine the grandeur and scope of a program that would take as long?
思想的存在是为了服务行动，而不仅仅是反映现实。
Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.