You have to be whole to be happy.
我不与他人竞争,我与自己竞争。
"Memory is a fragile thread that connects us to what we have lost."
统计假设检验是一个古老的问题,但其现代处理始于内曼和皮尔逊的工作。
An individual has not started living until he can rise above the narrow confines of his individualistic concerns to the broader concerns of all humanity.