The good which it concerns us to remember is the good which it lies in our power to create—the good in our own lives and in our attitude towards the world.
 Bertrand Russell, Mysticism and Logic and Other Essays (1910). copy citation

Context

“The submission which religion inculcates in action is essentially the same in spirit as that which science teaches in thought; and the ethical neutrality by which its victories have been achieved is the outcome of that submission. The good which it concerns us to remember is the good which it lies in our power to create—the good in our own lives and in our attitude towards the world. Insistence on belief in an external realisation of the good is a form of self-assertion, which, while it cannot secure the external good which it desires, can seriously impair the inward good which lies within our power, and destroy that reverence towards fact which constitutes both what is” source