解析：用功在于为善之心真切。

海洋生态平衡比短期经济利益更重要，我们要有长远眼光。

心若是牢笼，处处为牢笼，自由不在外面，而在于内心。

"I am not interested in the surface of things, but in what lies beneath."

The most durable thing in writing is style, and style is the most valuable investment a writer can make with his time.

逻辑法则不是心理法则，而是真理的法则。