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我們從這樣的假設(shè)開始：任何學科都可以以某種智力上誠實的形式有效地教給處于任何發(fā)展階段的任何孩子。

We should weep for men at their birth， not at their death.

我們能站在舞臺上的原因是因為你們。

Belief + Doubt = Sanity.

The chief beauty about time is that you cannot waste it in advance. The next year, the next day, the next hour are lying ready for you, as perfect, as unspoiled, as if you had never wasted or misapplied a single moment in all your life. You can turn over a new leaf every hour if you choose.