时间是一位伟大的老师,但不幸的是它杀死了所有的学生。
Time is a great teacher, but unfortunately it kills all its pupils.
Sometimes you just have to take a leap of faith and believe in yourself.
The best way to learn mathematics is to do mathematics.
消费者不是傻瓜;她是你的妻子。
The most dangerous thought you can have as a creative person is to think that you know what you're doing.