He is saying to not judge a person before knowing them properly. To understand the perpectives of people that face things like discrimination and not to have bad opinions on them.
The lines you need should be: 5, 9, 10, and 13
Key themes of the Romantic Period
Revolution, democracy, and republicanism. ...
The Sublime and Transcendence. ...
The power of the imagination, genius, and the source of inspiration. ...
Proto-psychology & extreme mental states. ...
Nature and the Natural.
The most effective tool for making a project schedule is a calendar