Definition of beauty is only skin-deep in English:

beauty is only skin-deep

phrase

proverb
  • A pleasing appearance is not a guide to character.

    • ‘Beauty is only skin deep, it has no power to measure anything else, and it has different power levels on different people.’
    • ‘Sure, I've kissed all the good-looking ones (and realised CLEO was right - beauty is only skin-deep).’
    • ‘We don't need the actresses of this world to tell us that beauty is only skin-deep or that, shock, horror, the ageing process is irreversible.’
    • ‘After all, critics reminded their readers, beauty is only skin-deep.’