What are the best-kept secrets of great programmers?

Know the concepts. 掌握原理和概念
Know the tools. 熟悉工具
Manage time. 管理时间 Get your mind set to do one thing, then do that thing for a good block of time before you switch to doing something else.
Prioritize. 清楚优先级
Reuse everything. Reuse ideas. Reuse code. 复用一切可复用的东西

Pick some great developers in your field, and learn about the cutting-edge things they're doing. Go to user groups when they're presenting, read their blogs, read their books, help out on their open-source projects. 深入了解所从事行业
Avoid technique attachment ("Ooh, shiny!" syndrome). 不要过分沉迷技术
Know your libraries and frameworks, and use them instead of writing your own implementations. 了解所使用的库和框架