Do you believe you can do this?
" 'And being rubbish at science means,' continued Grandma, 'you feel rubbish full stop. Am I right? And rather than saying to yourself, "How could I get better at science?" what you say to yourself is...?'
'Why am I so rubbish?'
'And that makes you feel...?'
'Rubbish-er, I suppose.' "
" '...you are what you say you are. So, if someone says you're rubbish they might well be wrong, but if you say you're rubbish then you're definitely right.' "
" 'The only person holding you back is you, and once you know that...'
'Well, you can do anything.' "