enlighten (its common sense)

VERB : no cont.

To enlighten someone means to give them more knowledge and greater understanding about something.[FORMAL]

• A few dedicated doctors have fought for years to enlighten the profession.     
• If you know what is wrong with her, please enlighten me.

... Cobuild

• Please enlighten me about this trip you are planning. 
• Would you enlighten me on the current state of things? 
• Enlighten me about Sarah. 
• She enlightened herself about automobile engines.
  

... http://idioms.thefreedictionary.com/enlighten

enlightened: 

ADJ : usu ADJ n

If you describe someone or their attitudes as enlightened, you mean that they have sensible, modern attitudes and ways of dealing with things.

• Enlightened companies include its human resources in their estimation of the firm's worth.
  

.... Cobuild

1. rational and having beneficial effects: an enlightened approach to social welfare

2. (of a person) tolerant and unprejudiced

... Collins Essential

(approving) having or showing an understanding of people’s needs, a situation, etc. that is not based on old-fashioned attitudes and prejudice.

.... 다음 영어사전(OALD), http://engdic.daum.net/dicen/contents.do?query1=EO00122860