If happiness is not today, then when?

Do not rush through life at such a speed that you forget not only where you have been, but where you are going. Remember that the greatest human need is the need to feel important. Constantly learn. Knowledge is weightless, it is wealth that is easy to carry. Don't use time and words recklessly. Neither of these can be returned. Life is not a race, but a journey that is pleasant with every step. Yesterday is History, Tomorrow is a Mystery, and Today is a gift...