Training, Books, Learning is all expensive. Being stupid though is still much more expensive.

Training, Books, Learning is all expensive. Being stupid though is still much more expensive.

培训、书籍和学习都是昂贵的。然而，愚蠢的代价仍然要高得多。

-- Ziad Abdelnour 齐亚德·阿​​卜杜勒努尔