当下是唯一的现实，唯一的确定性。

数学直觉常常指导算法的发展，但确保其正确性和效率的是严格的证明。

"Theologians talk about a prevenient grace that precedes grace itself and allows us to accept it. I think there must also be a prevenient courage that allows us to be brave - that is, to acknowledge that there is more beauty than our eyes can bear, that precious things have been put into our hands and to do nothing to honor them is to do great harm."

一个人格就是一场完整的演说家和压力集团的集会，有儿童、煽动者、共产主义者、孤立主义者、战争贩子、骑墙派、贪污者、祈祷者、冒险家和职员；每一个都只占一席之地。

The most powerful tool in business is not money or technology, but trust.