If you are guilty of 'living for tomorrow' too much then I recommend you check out the Stoics.<p>These writings have definetly helped me be happier, more mindful and more directed rather than drifting along with the current.<p>Here is a good 101 book - <a href="https://www.goodreads.com/book/show/5617966-a-guide-to-the-good-life" rel="nofollow">https://www.goodreads.com/book/show/5617966-a-guide-to-the-g...</a>