The light constantly changes, and that alters the atmosphere and beauty of things every minute.

I have never made but one prayer to God， a very short one: 'O Lord， make my enemies ridiculous.' And God granted it.

Mathematics is not about numbers, equations, computations, or algorithms: it is about understanding.

心理学必须阐明心灵的实际运作。

小心你讨厌的人，可能是你某天必须合作的对象。