The sun, with all those planets revolving around it and dependent on it, can still ripen a bunch of grapes as if it had nothing else in the universe to do.
太阳，带着所有围绕它运行并依赖它的行星，仍然能像在宇宙中没有其他事情可做一样，使一串葡萄成熟。
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.
The best performance improvement is the transition from the nonworking state to the working state.