教师必须系统地思考实践，吸取经验，虚心求教，借鉴教育研究和学术成果，提高教学水平。

Teachers must think systematically about their practice and learn from experience, seeking the advice of others and drawing on education research and scholarship to improve their practice.

youdao

在现代社会源于实践负效应的出现，人类开始思考实践的合理性问题。

In modern society, owning to the emergence of practice negative effect, human beings begins to think practical rationality problems.

youdao

在现代社会由于实践负效应的出现，我们开始思考实践的合理性问题。

In modern society, as the emergence of negative effects of practice, we start to think about the problems of practical rationality.

youdao

Your P-functioning is actualized now, because you're engaged in thought, but you don't lose the ability to think during those moments when you're not thinking.

你的能力正在被实践，是因为你正在思考，但你没有在思考的时候也没有,失去思考的能力。

耶鲁公开课 - 死亡课程节选