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]
(..) And Diego, bring me that baby. Alive. If I'm gonna enjoy my revenge, I want it to be fresh. I'm wiped out. That's your shelter? You're a big guy. You got a lot of woods. I'm a little guy. You only got a stick. Yeah, but with my little stick, and my highly evolved brain. . . I'll start the fire. (..)2002 Ice Age