柴油发动机可以使用植物油作为燃料，这将极大地促进使用该技术的国家的农业发展。

The most dangerous phrase in business is 'we've always done it this way.'

I'm not a perfectionist, but I like to feel that things are done well.

The poor dream all their lives of getting enough to eat and looking like the rich. And what do the rich dream of? Losing weight and looking like the poor.

每一块曾经制造的塑料仍然存在于某处——这不仅仅是一个事实，更是我们的责任。