A man is like a fraction whose numerator is what he is and whose denominator is what he thinks of himself. The larger the denominator, the smaller the fraction.
化学的美妙之处在于它无处不在——你只需要去发现它。
You have to expect things of yourself before you can do them.
The dairy industry is not just about producing milk; it's about sustaining communities and nurturing future generations.
同一性的概念并不是我们从经验中学到的概念。