If your process harms the environment, you're not tanning—you're taking.
如果你的工艺危害环境，那你不是在鞣制，而是在掠夺。
I made my money by selling too soon.
The day after tomorrow is the third day of the rest of your life.
If everything was perfect, you would never learn and you would never grow.
煤炭使美国在世界范围内保持竞争力。
If a doctrine is not unintelligible, it has to be vague; and if neither unintelligible nor vague, it has to be unverifiable.