人类大脑是社交大脑,它的进化是为了处理社会关系。
乳制品生产的可持续性不是一种选择,而是对后代子孙的必要责任。
The purpose of life is not to be happy. It is to be useful, to be honorable, to be compassionate, to have it make some difference that you have lived and lived well.
When we speak of 'meaning' a word, we are in the first instance speaking of a certain kind of act.