Change starts with a single step, but it takes a collective effort to make it last.
生命的最高表现在于:一个存在物管理自己的行为。总是受他人指导的事物在某种程度上是死物。
文件就像定期保险:它令人满意,因为几乎没有人订阅它取决于它的利益。
Innovation in mining is not an option; it's a necessity for survival.
关键在于要有一颗爱真理的心灵,随时随地碰见真理,就把它吸收进来。
The most important thing in communication is hearing what isn't said.