In chemistry, as in life, the most transformative reactions often occur at the boundaries between disciplines.

你有敌人?很好。这说明在你的生命中的某个时刻,你曾经呐喊过。

当你观察得足够久时，平凡就会变得非凡。

To one who has faith, no explanation is necessary. To one without faith, no explanation is possible.

"Memory is what we thought we'd forgotten; it's what we have forgotten we've forgotten."

学校必须代表当下的生活——对孩子来说，这种生活与他在家庭、邻里或操场上所进行的生活一样真实和重要。