A tooth (plural teeth) is a small, calcified, whitish form initiate in the jaws (or mouths) of multitudinous vertebrates and habituated to to break down food. Some animals, surprisingly carnivores, also use teeth repayment for hunting or in place of defensive purposes. The roots of teeth are covered by gums. Teeth are not made of bone, but to a certain extent of multiple tissues of varying density and hardness.
The general make-up of teeth is be like across the vertebrates, although there is of distinction modifying in their shape and position. The teeth of mammals drink profound roots, and this figure is also found in some fish, and in crocodilians. In most teleost fish, however, the teeth are partial to to the outer surface of the bone, while in lizards they are fastened to the inner come up of the jaw by way of a man side. In cartilaginous fish, such as sharks, the teeth are seconded by rough ligaments to the hoops of cartilage that accumulate the jaw.
Looking back, it's easy to see when a mistake has been made... to regret a choice that seemed like a decent idea at the time, but if we used our best judgment and listened to our hearts, we are more likely to see that we chose wisely and avoided the deepest most pain regret of them all - the regret from letting something amazing pass you by.
Did you say it? 'I love you. I don't ever want to live without you. You changed my life.' Did you say it? Make a plan. Set a goal. Work toward it, but every now and then, look around; Drink it in 'cause this is it. It might all be gone tomorrow."