You know some birds are not meant to be caged,their feather are just too bright.
每种材料都有自己的记忆和历史。
The relation between what we see and what we know is never settled.
质量会被长久记住,而价格很快被遗忘。
圆的周长大于任何内接等边多边形的周长,小于任何外切多边形的周长。
当科学和传统携手合作时,才能做出最佳决策。
The most exciting discoveries often come from paying attention to unexpected results.