释义:推究古代的事例来验证今天的情况,从而避免困惑;先揣度事情的始末,后仔细考虑,从而应对突发情况。这是对借鉴历史、谨慎行事的智慧的强调。 
每一块曾经制造的塑料仍然存在于地球的某个地方——这既是我们的挑战,也是我们的责任。
If you're not failing every now and again, it's a sign you're not doing anything very innovative.