我们的采石场不仅生产石头，更创造机会。
Our quarries don't just produce stone - they produce opportunities.
The only real failure is the failure to try.
The strength of a response tendency depends on the amount of reinforcement received.
观众完成了艺术作品。
心灵是一个过程的动态平衡。
每个时代都有其乐趣、机智风格和独特方式。