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江河的水之所以浩浩蕩蕩，并非只由一個源頭流出來；無比珍貴的皮衣，并非只由一只狐貍腋下的毛皮所能制成。

Every time I write a book, every time I face that blank page, I’m convinced that I can’t do it.

"You can't manage what you don't measure."

Technology without scenarios is lifeless.

快樂的團隊能做出更好的產品。

"Escrever é como pintar com palavras, criando imagens que vivem na mente do leitor."

The Romans would never have found time to conquer the world if they had been obliged first to learn Latin.