统计学的目的是让不可见的事物变得可见。
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
自由从来不是被压迫者自愿给予的,必须由被压迫者争取。
The web is for everyone and collectively we hold the power to change it.
奶牛养殖既是一门艺术也是一门科学——尊重两者对于成功至关重要。