Mathematics is not just about numbers, equations, computations, or algorithms: it is about understanding.
我们心理学的一般立场是经验性的:我们的科学不过是经验的事实。
I don't think you should ever have to apologize for your excitement.
爱不是胜利的进行曲,而是一声寒冷而破碎的哈利路亚。