在颠覆时期，最大的风险是不承担任何风险。

The most exciting breakthroughs often come from unexpected places.

The first step in the art of cutting metals is to find a man who has the necessary skill and experience to do the work.

The foundation of national morality must be laid in private families.

写作是一种孤独的职业，但孤独是作家的最好朋友。