Understanding the mechanisms of memory can help us not only in recalling the past but also in shaping our future actions and decisions.
Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.
永不言弃
"The essence of mathematics lies in its freedom."
I'm not gonna be one of those people who has to look back and say, 'I should have done that.'
把冬天当作正常季节，才能活得长久。