It is easy in the world to live after the world's opinion; it is easy in solitude to live after our own; but the great man is he who in the midst of the crowd keeps with perfect sweetness the independence of solitude.
From the grasses in the field to the stars in the sky, each one is doing just that; and there is such profound peace and surpassing beauty in nature because none of these tries forcibly to transgress its limitations.
So long as we love we serve; so long as we are loved by others, I would almost say that we are indispensable; and no man is useless while he has a friend.