假设有效性的唯一相关检验是预测与经验的比较。

To me programming is more than an important practical art. It is also a gigantic undertaking in the foundations of knowledge.

我不是环境的产物，我是我的决定的产物。

The good life is a process, not a state of being. It is a direction, not a destination.

资本主义是有史以来帮助人们摆脱贫困的最佳制度。