你结果的可信度取决于你识别假设的合理性。

"The only thing that separates us from the animals is our ability to accessorize."

金钱不会改变人，而是揭露他们。

To do mathematics is to explore a universe of ideas, where the only limit is your imagination.

So given a Time Turner, I would tell my 21-year-old self that personal happiness lies in knowing that life is not a check-list of acquisition or achievement. Your qualifications, your CV, are not your life, though you will meet many people of my age and older who confuse the two. Life is difficult, and complicated, and beyond anyone’s total control, and the humility to know that will enable you to survive its vicissitudes.