随机评估可以帮助我们了解发展中哪些措施有效,哪些无效。
The more uncertain and insecure I feel, the more I cling to the idea of painting.
我相信创造能在物质和情感上持久的事物。
【译文】不担心别人不了解自己,就怕自己没有能力。
Efficiency is doing things right; effectiveness is doing the right things.
诚信采矿意味着为子孙后代留下积极的遗产。
Every act of communication is a kind of performance.