That tree is very old, but I never saw prettier blossoms on it than it now bears. That tree grows new wood each year. Like that apple tree, I try to grow a new little wood each year.
Begin and proceed on a settled conviction that but little is permitted to any man to do or to know, and if he complies with the first grand laws, he shall do well.
Mathematics is an obscure field, an abstruse science, complicated and exact; yet so many have attained perfection in it that we might conclude almost anyone who seriously applied himself would achieve a measure of success.
What material success does is provide you with the ability to concentrate on other things that really matter. And that is being able to make a difference, not only in your own life, but in other people's lives.