我们认为这些真理是不言而喻的：人人生而平等。

The study of mathematics is a constant dialogue between the concrete and the abstract.

The science of government it is my duty to study, more than all other sciences; the arts of legislation and administration and negotiation ought to take the place of, indeed exclude, in a manner, all other arts.

每一天都是比昨天更好的机会。

处理世界复杂性的唯一方法是简化它。