You just know a person who is, to your mind, really awesome and you want to have some features of character or some lifeprinciples you would also like to have.
你只是知道这个人是谁，在你的脑海中，非常厉害，你想拥有一些像他一样的性格特点或者一些生活准则。
2
She has cleaved to these principles all her life.
她一生坚守这些原则。
《柯林斯英汉双解大词典》
3
The key to quality of life is to be centered on principles.