The unsaid is often more powerful than the said.
未说出的往往比说出的更有力量。
好的政策需要健全的理论和实证验证。
探索计算复杂性是一段进入未知的旅程,每一次发现都会打开新的门。
死者是最执着的历史学家。
History is made of moments, both big and small.