#action {You lost your concentration!} {cast_attempt};
    #action {You can't summon enough energy to cast the spell.} {cast_failed};
    #action {Impossible! You can't concentrate enough!} {cast_failed};
    #action {Nah... You feel too relaxed to do that..} {cast_failed};
    #action {Your spell fizzles in failure.} {cast_failed};