"The only way to learn mathematics is to do mathematics."
3、如果相爱,那是无限的。
亲爱的,做人没有及格或不及格。
真正的创新发生在你走出舒适区的时候。
世界是美丽的,但它有一种叫做人类的疾病。
Positive emotions broaden our awareness and encourage novel, varied, and exploratory thoughts and actions. Over time, this broadened behavioral repertoire builds skills and resources.