多线进化论是研究特定文化如何适应特定环境的进化过程。
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.
在计算机科学领域，数学严谨性是构建可靠高效算法的基石。
If you want to go fast, go alone. If you want to go far, go together.
The best way to predict the future is to create it.