There is a minor problem with the twitter URL, even used the template literals with a thrown up message of using JSX quotes.
Random Quote Machine
You can only do this if you use ''https://twitter.com/intent/tweet?status={this.state.input}" this.state.input doesn’t get evaluated. and target="_blank" would open up in a new window which is required
<a id='tweet-quote' href='https://twitter.com/intent/tweet?status=' target="_blank">