Though debts are condemned in the financial world, the world of friendship and love may perversely depend on well-managed debts.
幸福的秘诀是:尽量扩大你的兴趣范围,对感兴趣的人和物尽可能友善。
The greatest breakthroughs often come from unexpected places.
The key to solving complex problems is to break them down into manageable pieces.