The phrase "realise himself" is grammatically correct and can be used in written English.
It means to become aware of one's true potential or identity. Example: John struggled with self-doubt for many years, but through therapy and self-reflection, he was finally able to realise himself and become a confident and successful individual.
Despite the advances he had initiated for medicine, he had to realise himself that chronic pain often cannot be controlled sufficiently.
For all that, it was punk's anarchic thrust and scorched-earth ideology that gave Dury, with Jankel at his side, the space to realise himself musically.
Hadn't young George, too, done everything going into oil, getting into Congress with his father's name and money behind him?There was plenty of his father in him: more, his brother Jeb thinks, than he may even realise himself.
Like Arnold Schwarzenegger or Yukio Mishima, he realised himself by pounding his body, finding bliss in pumping iron and remembering thereby long-repressed childhood dreams, including ones about the Sahara and the longings he had to go alone into its empty spaces.
It is a doctor that will have told him that his race was over, but he will have realised himself that his chances of winning the race had gone.
Clark, 40, told BBC Sport: "When he arrived at Birmingham at the start of last season it was probably at the stage where Ravel realised himself that whatever club he was at, he had to start behaving in a way befitting of a top-class footballer.
Not that this perspective came to him fully realised at the outset; rather the impression On the Move conveys is of a shy and withdrawn young man, who, through a combination of unusual life experience and intensive medical practice, comes to realise in himself an almost preternatural sensitivity to the perspectives of others, no matter how alien these may be.
He said he wanted them to realise that himself and other athletes were "normal people training hard".
Without realising, Attwood himself illustrates how normalised inmates become to rape and sexual assault, to the extent they don't even recognise it.
More tragic was that Den nis might not have realised it himself - a deeply troubled soul, his excesses masked a life hampered by insecurity and self-doubt.
He talks of his wife's emphysema, of realising he himself is not invincible, of how singing a particular line in Did Trouble Me catches him: "If I let things stand that shouldn't be," he sings it softly.
