How do you stop anxiety?

She changed and changed herself, because she had a beautiful rival. But he was not attracted to neither whitened hair of earthy shade, nor a new circle of lips, nor stupid blue lenses. And he worried her, as before.
Yes, it was a lucky chance when her heel broke. Stas did not leave the girl in trouble. He called her a taxi, although Lena lived in a five-minute walk from the house. All that she could achieve is his mocking phrase in the smoking room "to look sick!". Enough! Time to destroy everything connected with Stas, the old life, and in general, with the earth. She watched as her personal diaries burned, and she dreamed: it would be good to tear myself away from the ground like that, or at least become a flight attendant ... At least she swore to herself for a minute not to regret it and never to be a blonde again. Let it be Tanya.