To each appearance, as it arises, we should oppose the equal appearance.
思念你的心情如同西江之水,日夜向东流淌永不停歇
我们思考是为了行动,行动是为了生存。
学习数学的唯一方法就是做数学。
Science is not only a discipline of reason but also one of romance and passion.
The truth is rarely pure and never simple.