"The only thing that separates us from the animals is our ability to accessorize."
Mathematics is not a deductive science—that's a cliché. When you try to prove a theorem, you don't just list the hypotheses and then start to reason. What you do is trial and error, experimentation, guesswork.
炼油创新不是要重新发明轮子,而是让轮子转得更清洁、更智能。