I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.
我认为质数就像生活。它们非常合乎逻辑,但你永远无法弄清楚其中的规则,即使你花所有时间去思考它们。
The method of psychology must be as exact as that of the physical sciences.
The teacher is the sun, the student is the moon. The teacher shines, and the student reflects.
The dairy industry is not just about producing milk; it's about sustaining communities and nurturing future generations.