You'll have to play about and look after yourself.
你得自己玩，自己照顾自己。
2
Included in your self-image are the categories in which you place yourself, the roles you play, and other similar descriptors you use to identify yourself.
在你的自我形象中包括了你对自己的定位，你所扮演的角色，以及其他你用来定义自己的类似描述。
3
Don't drive yourself too hard because keeping a balance between study and play can improve your efficiency.