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.

我不必是人类才能理解生命的价值。

电的定律如此简单，可以用几行字表达，却又如此多样，其后果永远无法穷尽。

文学的真正价值在于其提升人类精神的力量。

To understand a culture, you must listen to its artists—they are the seismographs of societal change.

我不是完美的，但我追求完美。