A speaker or writer uses yourself to refer to the person that they are talking or writing to. Yourself is used when the object of a verb or preposition refers to the same person as the subject of the verb.
双语例句
例：
Have the courage to be honest with yourself and about yourself.
要有勇气对自己坦诚，同时对别人也要开诚布公。
例：
Your baby depends on you to look after yourself properly while you are pregnant.
你怀孕的时候，你的孩子指望着你好好照顾自己。
2.?你自己（用以强调所指之人）
You use yourself to emphasize the person that you are referring to.
双语例句
例：
You can't convince others if you yourself aren't convinced.
如果你无法说服自己，就不能取信于人。
3.?你自己（代替you，作动词或介词的宾语以表示强调或更礼貌）
You use yourself instead of 'you' for emphasis or in order to be more polite when 'you' is the object of a verb or preposition.
双语例句
例：
A wealthy man like yourself is bound to make an enemy or two along the way.