警惕物质诱惑，保持内心独立。

最终，我们只会后悔没有抓住的机会。

If you're competitor-focused， you have to wait until there is a competitor doing something. Being customer-focused allows you to be more pioneering.

【解释】人常常在忧患困苦中，才能磨练意志，增长才干。