Most parents want to 'shelter' their children 'from' pain and sadness. [=to prevent their children from experiencing pain and sadness]
They 'found/took shelter' in a cave during the storm. [=they went into a cave to get out of the storm]
They were accused of 'sheltering' a criminal. [=giving a criminal a place to hide]
(..) If the applicant is young, tell him he's too young. - Old, too old. Fat, too fat. - Applicant? If the applicant waits three days without food or shelter, he may enter and begin training. Training for what? You think this is a game? You're too young to train here, end of story. (..)1999 Fight Club