软件开发中最重要的一个方面是明确你要构建什么。
The most important single aspect of software development is to be clear about what you are trying to build.
"What is a person, if not the marks they leave behind?"
即使在艰难时刻，我也努力保持积极。
The ethical implications of gene editing must be carefully considered as we advance.
Give the pupils something to do, not something to learn; and the doing is of such a nature as to demand thinking; learning naturally results.