The key to success isn't much good until one discovers the right lock to insert it in.
The West can teach the East how to get a living, but the East must eventually be asked to show the West how to live.
Prudence is sometimes stretched too far, until it blocks the road of progress.
Harmony would lose its attractiveness if it did not have a background of discord.
If the world knew how to use freedom without abusing it, tyranny would not exist.
If ignorance is indeed bliss, it is a very low grade of the article.