Antisthenes
/ænˈtɪsθəniːz/- (c.445 BC-c.360 BC) , Greek philosopher and teacher, regarded as the founder of the school of Cynics. A pupil and friend of Socrates, he believed that happiness is based on virtuous action rather than ease and pleasure, and that virtue, once acquired, cannot be lost.安提西尼（约公元前445-约前360, 古希腊哲学家、教师, 被认为是犬儒学派创始人, 苏格拉底的学生和朋友, 认为幸福是以德行而不是安逸享乐为基础的, 并认为人一旦拥有了美德, 就不会再将其丧失）。