He attempts to be strong with the sake of his little ones → intenta mostrarse fuerte por el bien de sus hijos The phrase 'the strongest' is proper, while 'by far the most powerful' is incorrect. In English, the superlative kind of the adjective 'potent' is 'strongest.' Correct spelling is https://vapeandchews.com/product/strongest-cbd-disposable-vape-uk/