Anchor: Such a one learns from knocks, not from warning words.
Entailed: One like that learns from getting hit, not from warnings.
Contradiction: Ones like that learn best from support and encouragement. 
Contradiction: A woman in a sequined outfit rides an elephant in a circus.
Contradiction: Unfortunately they just don't understand.
Contradiction: I can say that my neighbours don't really care that people throw pebbles at their windows.
Contradiction: It doesn't cost anything to smile but it has a positive effect on those who see it.