The truth is not always beautiful, nor beautiful words the truth.

教学只是教育的脚手架；真正的建筑是由孩子自己完成的。

成功不要紧，失败不致命。继续前行的勇气，才最可贵。

Facts are stubborn things; and whatever may be our wishes, our inclinations, or the dictates of our passion, they cannot alter the state of facts and evidence.

最深远的技术是那些变得无形的技术，因为它们深深融入我们的生活。