"We are all in the gutter, but some of us are looking at the stars."

Keep all your things visible in a hotel room， not in drawers， and all gathered into one spot. That way you’ll never leave anything behind. If you need to have something like a charger off to the side， place a couple of other large items next to it， because you are less likely to leave 3 items behind than just one.

The steel industry must embrace sustainability to survive in the 21st century.

黑洞不仅仅是宇宙的真空吸尘器；它们是测试我们物理理论极限的终极实验室。

沟通中最重要的是听到没有说出来的话。