Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "Plant-Based Nutrition, 2E (Idiot's Guides) by Julieanna Hever https://t.co/vfH9osHgyo via @amazon kindle $0.99 today

" STOCK: Amazon DATE: 10/09/2018
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is -1 and the TextBlob polarity score is -0.8.