阈限性是两个阶段之间的过渡状态，个体不再处于前一个状态，但尚未进入下一个状态。

证明是一种用于使他人相信数学陈述为真的工具。

As far as carrying the torch for the years to come, I don’t know. I just want to be the best basketball player I can be.

走出心碎的最好方法就是写一本书。