The self is not so much a substance as a process， and it is the continual task of education to change the process， to develop its activities， and to guide it into channels of efficiency.
自我与其说是一个实体，不如说是一个过程，而教育的不断任务是改变这个过程，发展它的活动，并引导它进入高效的渠道。
逻辑后果是愚者的稻草人，却是智者的灯塔。
唯一真正的错误是我们从中什么也没学到的错误。
The future of petrochemical industry lies in sustainable development.
The future belongs to those who are willing to adapt and learn.
When it's tough， will you give up， or will you be relentless？
最简单的材料可以包含最复杂的意义。