绝不能为了短期利益而牺牲质量。
Quality should never be compromised for the sake of short-term profits.
A mathematician is a maker of patterns, like a painter or a poet.
Train people well enough so they can leave, treat them well enough so they don't want to.
一旦心灵被启蒙，就无法再次变得黑暗。
文字的力量在于它们创造世界的能力。
民主不是万灵药。它不能组织一切，也不知道自己的局限性。我们必须正视这些事实。