Cherish Who Tell The Truth To You

Please cherish who tell the truth to you.
People love you really to correct your mistakes without thinking.
People who fear of hostile with you and afraid lose their interests, pretend to support you and love you in surface, but say something make you waver decided, and sabotage your plan of action in behind.

I think maybe you wanted to say:

Please cherish those who tell you the truth.

People appreciate your correcting their mistakes in a friendly manner.

People who are hostile and don't care about your interests, pretend to support and love you on the surface., but say things to make you waver and sabotage your plan of action.

if I misunderstood, Dui bu qi!