言美则响美,言恶则响恶。摘自
解释:发出的言辞美好,得到的回应就美好;发出的言辞丑恶,得到的回应就丑恶。
可持续性不是选择,而是必然。
我认为,为了看学生是否符合教师设定的某些标准而测试其成绩,与治疗对有意义学习的启示直接相悖。
有时候唯一的出路就是穿过它。
In mathematics, truth is somewhere out there in a place we don’t yet know, and the only way we can hope to find it is by exploring.
When I look at the world I'm pessimistic, but when I look at people I am optimistic.
The future of energy lies in balancing economic growth with environmental stewardship.