An easier life, less worrying, following Tao, the universal principle.

更轻松的生活，更少的担忧，遵循道的普遍原则。

The interesting thing about it is it suggests there are universal principles that can underpin complex vocal systems.

有趣的是复杂的发声体系背后蕴含着一些普遍的规则。

Covey advocates that leaders need to understand universal principles of effectiveness, and he highlights how vital it is for leaders to first personally manage themselves if they are to enjoy any hope of outstanding success in their work environments.

柯维主张领导者需要了解有效性的普遍原则，他强调领导者要想在工作环境中取得卓越成功，首先要亲自管理自己是多么重要。