每把锁都有钥匙,每个问题都有解决方案。
合作是科学的关键;它将不同的观点和专业知识结合在一起,这对突破至关重要。
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。
凯尔特人与大自然有着密切的联系。
The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.