Thinking is behavior. The muscular habits learned in overt speech are responsible for implicit or internal speech (thought).
可持续性不是一种趋势,而是我们共同的责任。
The eternal is the infinite.
Innovation in grain production isn't just about technology - it's about changing mindsets.
数算练习告诉我们算术运算的原理,而不是单单的记忆和不断演算。
爱尔兰的风景流淌在我的血液里。